Twice as much or as large

• twofold

  1. Having twice as much or as many
  2. Double; duplicate; multiplied by two; as, a twofold nature; a twofold sense; a twofold argument.

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  1. Having twice as much or as many
  2. Double; duplicate; multiplied by two; as, a twofold nature; a twofold sense; a twofold argument.

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Consisting of two identical or similar related things, parts, or elements

• dual

  1. Of two
  2. Having a double character or purpose:
  3. Composed of two usually like or complementary parts; double:

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  1. Of two
  2. Having a double character or purpose:
  3. Composed of two usually like or complementary parts; double:

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• paired

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• twin

  1. (Botany) Of or relating to structures, such as flowers, that occur in pairs.
  2. Being one of a pair of such things; being a counterpart
  3. Consisting of or being two separate but similar or closely related things; forming a pair; double; paired

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  1. (Botany) Of or relating to structures, such as flowers, that occur in pairs.
  2. Being one of a pair of such things; being a counterpart
  3. Consisting of or being two separate but similar or closely related things; forming a pair; double; paired

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Composed of two parts or things

• biform

  1. Having a combination of features or qualities of two distinct forms.

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  1. Having a combination of features or qualities of two distinct forms.

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• binary

  1. Of or relating to a system of numeration having 2 as its base.
  2. Of or relating to a system of encoding data using only 0's and 1's.
  3. Made up of two parts or things; twofold; double

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  1. Of or relating to a system of numeration having 2 as its base.
  2. Of or relating to a system of encoding data using only 0's and 1's.
  3. Made up of two parts or things; twofold; double

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• dual

  1. Of two
  2. Having a double character or purpose:
  3. Composed of two usually like or complementary parts; double:

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  1. Of two
  2. Having a double character or purpose:
  3. Composed of two usually like or complementary parts; double:

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• duple

  1. (Music) Containing two (or a multiple of two) beats to the measure
  2. Double; twofold

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  1. (Music) Containing two (or a multiple of two) beats to the measure
  2. Double; twofold

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• duplex

  1. (Electronics) Of or relating to a communications mode, as in a telephone system, that provides simultaneous transmission and reception in both directions.
  2. Designating or of a system of telegraphy in which two messages may be sent simultaneously in opposite directions over a single circuit
  3. Double; twofold

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  1. (Electronics) Of or relating to a communications mode, as in a telephone system, that provides simultaneous transmission and reception in both directions.
  2. Designating or of a system of telegraphy in which two messages may be sent simultaneously in opposite directions over a single circuit
  3. Double; twofold

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• duplicate

  1. Identically copied from an original.
  2. Double
  3. Existing or growing in two corresponding parts; double.

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  1. Identically copied from an original.
  2. Double
  3. Existing or growing in two corresponding parts; double.

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• geminate

  1. Forming a pair; doubled.
  2. Growing or combined in pairs; coupled

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  1. Forming a pair; doubled.
  2. Growing or combined in pairs; coupled

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• twofold

  1. Having twice as much or as many
  2. Double; duplicate; multiplied by two; as, a twofold nature; a twofold sense; a twofold argument.

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  1. Having twice as much or as many
  2. Double; duplicate; multiplied by two; as, a twofold nature; a twofold sense; a twofold argument.

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Being or acting so as to conceal one's real intentions

• double-dealing

  1. Duplicitous or deceitful; treacherous.
  2. (Of a person) Cheating, dishonest; treacherous.

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  1. Duplicitous or deceitful; treacherous.
  2. (Of a person) Cheating, dishonest; treacherous.

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• double-faced

  1. Usable on both sides:
  2. Part or all of this entry has been imported from the 1913 edition of Webster's Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
  3. Hypocritical; insincere; two-faced

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  1. Usable on both sides:
  2. Part or all of this entry has been imported from the 1913 edition of Webster's Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
  3. Hypocritical; insincere; two-faced

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• two-faced

  1. Having two faces, surfaces, etc.
  2. Hypocritical or double-dealing; deceitful.

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  1. Having two faces, surfaces, etc.
  2. Hypocritical or double-dealing; deceitful.

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One exactly resembling another

• duplicate

  1. (Games) A card game in which partnerships or teams play the same deals and compare scores at the end.
  2. An exact copy or reproduction; replica; facsimile
  3. One that corresponds exactly to another, especially an original.

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  1. (Games) A card game in which partnerships or teams play the same deals and compare scores at the end.
  2. An exact copy or reproduction; replica; facsimile
  3. One that corresponds exactly to another, especially an original.

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• image

  1. The concept or character projected to the public, as by a person or institution, especially as interpreted by the mass media:
  2. A mental picture of something not real or present:
  3. A vivid description or representation in words, especially a metaphor or simile:

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  1. The concept or character projected to the public, as by a person or institution, especially as interpreted by the mass media:
  2. A mental picture of something not real or present:
  3. A vivid description or representation in words, especially a metaphor or simile:

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• picture

  1. The image or succession of images on a TV or computer screen, as in a telecast or Webcast
  2. A visible image, especially one on a flat surface or screen:
  3. A vivid or realistic verbal description:

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  1. The image or succession of images on a TV or computer screen, as in a telecast or Webcast
  2. A visible image, especially one on a flat surface or screen:
  3. A vivid or realistic verbal description:

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• portrait

  1. A dramatic representation of a character:
  2. (Obs.) A drawn, painted, or carved picture of something
  3. A painting, drawing, engraving, or sculpture whose subject is an actual person; often, specif., one made from life

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  1. A dramatic representation of a character:
  2. (Obs.) A drawn, painted, or carved picture of something
  3. A painting, drawing, engraving, or sculpture whose subject is an actual person; often, specif., one made from life

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• spitting image

  1. (Informal) A perfect likeness or exact image
  2. A perfect likeness or counterpart.

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  1. (Informal) A perfect likeness or exact image
  2. A perfect likeness or counterpart.

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• ringer

  1. Someone who rings, especially a bell ringer.
  2. A person or thing that rings a bell, chime, etc.
  3. (Slang) One who bears a striking resemblance to another:

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  1. Someone who rings, especially a bell ringer.
  2. A person or thing that rings a bell, chime, etc.
  3. (Slang) One who bears a striking resemblance to another:

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One of a matched pair of things

• companion

  1. Either of two persons not married to each other but otherwise in an intimate, spouse-like relationship: often, specif., used when the persons are of the same sex
  2. A member of the lowest rank in an order of knighthood
  3. A thing that matches another in sort, color, etc.; one of a pair or set

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  1. Either of two persons not married to each other but otherwise in an intimate, spouse-like relationship: often, specif., used when the persons are of the same sex
  2. A member of the lowest rank in an order of knighthood
  3. A thing that matches another in sort, color, etc.; one of a pair or set

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• counterpart

  1. A copy or duplicate, as of a lease
  2. A thing which, when added to another, completes or complements it
  3. One that has the same functions and characteristics as another; a corresponding person or thing:

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  1. A copy or duplicate, as of a lease
  2. A thing which, when added to another, completes or complements it
  3. One that has the same functions and characteristics as another; a corresponding person or thing:

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• duplicate

  1. (Games) A card game in which partnerships or teams play the same deals and compare scores at the end.
  2. An exact copy or reproduction; replica; facsimile
  3. One that corresponds exactly to another, especially an original.

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  1. (Games) A card game in which partnerships or teams play the same deals and compare scores at the end.
  2. An exact copy or reproduction; replica; facsimile
  3. One that corresponds exactly to another, especially an original.

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• fellow

  1. (Obs.) A person who shares; partner or accomplice
  2. Either of a pair of corresponding things; mate
  3. One of a pair; a mate:

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  1. (Obs.) A person who shares; partner or accomplice
  2. Either of a pair of corresponding things; mate
  3. One of a pair; a mate:

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• match

  1. A slender piece of wood, cardboard, waxed cord, etc. tipped with a composition that catches fire by friction; esp., a safety match
  2. One that is able to compete equally with another:
  3. Two or more persons or things that go together in appearance, size, or other quality

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  1. A slender piece of wood, cardboard, waxed cord, etc. tipped with a composition that catches fire by friction; esp., a safety match
  2. One that is able to compete equally with another:
  3. Two or more persons or things that go together in appearance, size, or other quality

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• mate

  1. (Archaic) An equal; fit associate
  2. A spouse or romantic partner.
  3. A companion, comrade, or fellow worker

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  1. (Archaic) An equal; fit associate
  2. A spouse or romantic partner.
  3. A companion, comrade, or fellow worker

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• twin

  1. (Mineralogy) Two interwoven crystals that are mirror images of each other.
  2. Twin bed
  3. Either one of two persons or things very much alike in appearance, shape, structure, etc.

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  1. (Mineralogy) Two interwoven crystals that are mirror images of each other.
  2. Twin bed
  3. Either one of two persons or things very much alike in appearance, shape, structure, etc.

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To make or become twice as great

• duplicate

  1. To make or perform again; repeat:
  2. To become duplicate.

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  1. To make or perform again; repeat:
  2. To become duplicate.

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• geminate

  1. To become doubled or paired
  2. To occur in pairs.
  3. To arrange in pairs; double

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  1. To become doubled or paired
  2. To occur in pairs.
  3. To arrange in pairs; double

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• redouble

  1. To double, especially to double again; to increase considerably; to multiply; to intensify.
  2. (Bridge, backgammon) To double an opponent's doubling bid.
  3. To double.

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  1. To double, especially to double again; to increase considerably; to multiply; to intensify.
  2. (Bridge, backgammon) To double an opponent's doubling bid.
  3. To double.

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• twin

  1. To pair or couple.
  2. (--- Archaic) To be one of twin offspring.
  3. To be paired or coupled (with another)

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  1. To pair or couple.
  2. (--- Archaic) To be one of twin offspring.
  3. To be paired or coupled (with another)

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To bend together or make a crease in so that one part lies over another

• crease

  1. To graze or wound superficially with a bullet.
  2. To graze and injure slightly with a bullet
  3. To make a pressed, folded, or wrinkled line in.

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  1. To graze or wound superficially with a bullet.
  2. To graze and injure slightly with a bullet
  3. To make a pressed, folded, or wrinkled line in.

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• fold

  1. To bend over or double up so that one part lies on another part:
  2. To bring from an extended to a closed position:
  3. To bend (any thin material, such as paper) over so that it comes in contact with itself.

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  1. To bend over or double up so that one part lies on another part:
  2. To bring from an extended to a closed position:
  3. To bend (any thin material, such as paper) over so that it comes in contact with itself.

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• pleat

  1. To lay and press (cloth) in a pleat or series of pleats
  2. To press or arrange in pleats:

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  1. To lay and press (cloth) in a pleat or series of pleats
  2. To press or arrange in pleats:

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• ply

  1. To sail regularly back and forth across
  2. To use diligently; wield:
  3. To bend; to fold.

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  1. To sail regularly back and forth across
  2. To use diligently; wield:
  3. To bend; to fold.

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• ruck

  1. To make a fold in; crease.
  2. To become creased.

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  1. To make a fold in; crease.
  2. To become creased.

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To turn sharply around.

• Also used with back: about-face

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• reverse

  1. To cause (an engine or mechanism) to function in reverse.
  2. To put a motor, engine, etc. in reverse; reverse the action of a mechanism
  3. To turn inside out or upside down:

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  1. To cause (an engine or mechanism) to function in reverse.
  2. To put a motor, engine, etc. in reverse; reverse the action of a mechanism
  3. To turn inside out or upside down:

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To make or become double

• make twice as much

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• duplicate

  1. To make or perform again; repeat:
  2. To become duplicate.

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  1. To make or perform again; repeat:
  2. To become duplicate.

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• multiply

  1. To cause to increase in number, amount, extent, or degree
  2. To grow in amount, number, or degree:
  3. (Math.) To perform multiplication

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  1. To cause to increase in number, amount, extent, or degree
  2. To grow in amount, number, or degree:
  3. (Math.) To perform multiplication

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• fold-over

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To replace

• substitute for

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• stand-in

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• act for

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