Keen synonyms

sharp

Sudden and shrill:

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intelligent

(Archaic) Aware (of something)

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clever

The definition of clever is being smart or having the skills to do something well.

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penetrating

Keen or acute; discerning

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acrimonious

Bitter and caustic in temper, manner, or speech

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cunning

The definition of cunning is something done with ingenuity or clever deception.

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stupid (antonym)

Lacking in intelligence or exhibiting the quality of having been done by someone lacking in intelligence.

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bright

The definition of bright is shining and full of light, mentally quick or witty.

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pointed

Sharp; incisive; to the point, as an epigram

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well-honed

Sharp

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strong

Containing a considerable percentage of alcohol:

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dull (antonym)

Not intensely or keenly felt:

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rabid

Affected with rabies.

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observant (related)

The definition of observant is someone who is good at noticing things, or someone who follows the rules and requirements of a particular religion.

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eager (related)

Excited by desire in the pursuit of any object; ardent to pursue, perform, or obtain; keenly desirous; hotly longing; earnest; zealous; impetuous; vehement.

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awake

Fully alert; attuned.

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devoted

Characterized by devotion or zeal; dedicated

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perspicacious

Having keen judgment or understanding; acutely perceptive

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piercing

Having or showing keen intelligence, perception, or judgment

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reluctant (antonym)

Unwilling; disinclined:

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unenthusiastic (antonym)

Without enthusiasm; unexcited.

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uninterested (antonym)

Not interested; indifferent, not concerned.

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careful (related)

Accurately or thoroughly done or made; painstaking

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good (related)

Able to be depended on for the discharge of obligations incurred; of unimpaired credit.

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exquisite

Characterized by highly skilled or intricate art; excellently made or formed:

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quick

Lively, fast-thinking, witty, intelligent.

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quick-witted

Alternative spelling of quick-witted.

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sharp-witted

Having or exhibiting keenly perceptive intellect.

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probing

Of something that investigates or explores deeply.

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smart

(Archaic) Pretentious; showy; spruce.

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bewail

Eager

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acute

Extremely sharp or severe; intense:

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appercipient

Eager

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ardent

Expressing or characterized by warmth of feeling; passionate:

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caustic

(Of language etc.) Sharp, bitter, cutting, biting, sarcastic.

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discerning

The definition of discerning is showing good judgment or good taste.

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enthusiastic

The definition of enthusiastic is having great excitement or interest in something.

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excruciating

Very intense or extreme:

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fervent

Extremely hot; glowing.

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fierce

Intense in activity or feeling; vigorous or ardent:

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incisive

Having the quality of incising, cutting, or penetrating, as with a sharp instrument; sharp; acute; sarcastic; biting.

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0

intense

Having or showing strong feeling or great seriousness:

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interested

Having or showing interest.

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mordacious

Sharp or caustic in style or tone.

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mordant

Having or showing a sharp or critical quality; biting; caustic; sarcastic; keen; severe.

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perceptive

Marked by discernment and understanding; sensitive.

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piquant

Agreeably pungent or stimulating to the taste; pleasantly sharp or biting

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poignant

Sharply painful to the feelings; piercing

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pungent

Producing a sharp sensation of taste or smell; acrid

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ravenous

Extremely hungry or characterized by extreme hunger; voracious:

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sagacious

The definition of sagacious is someone with sound judgment.

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sensitive

Aware of or careful about the attitudes, feelings, or circumstances of others:

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severe

Stern or forbidding, as in manner or appearance:

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shrewd

Showing clever resourcefulness in practical matters

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solicitous

Worried; anxious:

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trenchant

Forceful; vigorous; effective

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vehement

The definition of vehement is having intense feeling or force behind your words or actions.

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vivid

Perceived or felt with the freshness of immediate experience:

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zealous

The definition of zealous is having passionate energy for a belief or purpose.

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acuity

Acuteness; keenness, as of thought or vision

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acumen

The definition of acumen is the ability to quickly and accurately understand and deal with a situation or choice.

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asperity

Asperity means something that is rough or harsh.

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astuteness

The quality of being astute.

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keenness

Eagerness or enthusiasm

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perspicacity

The human faculty or power to mentally grasp or understand clearly.

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piquancy

The degree to which something is piquant, stimulating or exciting.

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pungency

A foul odor.

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sagacity

Sagacity is the quality of being wise or having good judgment.

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sharpness

(Uncountable) the cutting ability of an edge; keenness

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blunt (antonym)

The definition of blunt is someone who speaks in a direct, often rude way or something with a dull edge or point.

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pointless (antonym)

Having no purpose; purposeless; unable to effect an aim.

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obtuse (antonym)

Slow to understand or perceive; dull or insensitive

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ignorant (antonym)

Unaware or uninformed:

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idiotic (antonym)

Showing foolishness or stupidity.

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mad

Feeling or showing strong liking or enthusiasm:

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warm

Predominantly red or yellow in tone:

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crazy

Insane; lunatic; demented.

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gung ho

Alternative spelling of gung ho.

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nuts

Extremely enthusiastic:

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agog

Full of keen anticipation or excitement; eager.

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athirst

(Archaic) Thirsty

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bursting

(Often followed by "to go to...") Urgently needing to urinate.

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impatient

Unable to endure irritation or opposition; intolerant:

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thirsting

Intensely desirous or interested

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thirsty

The definition of thirsty is someone or something that is in need of liquid or water, or is having a very strong desire for something.

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raring

Full of eagerness; enthusiastic.

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divine

Of, relating to, emanating from, or being the expression of a deity:

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fabulous

Hard to believe; incredible; astounding

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fantastic

Exceedingly great in size or degree; extravagant:

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fantastical

Fanciful or whimsical

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glorious

Exhibiting attributes, qualities, or acts that are worthy of or receive glory; noble; praiseworthy; excellent; illustrious; inspiring admiration; as, glorious deeds.

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marvelous

Causing wonder; surprising, astonishing, or extraordinary

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sensational

The definition of sensational is something that causes a lot of discussion or excitement among the public, or is something that is exceptionally good.

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splendid

Illustrious; heroic; brilliant; celebrated; famous; as, a splendid victory or reputation.

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superb

Of unusually high quality; excellent:

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terrific

(Archaic) Causing great fear or dismay; terrifying; dreadful; appalling