To make or become sharp or sharper
To become twice as great or twice as much
To give emphasis to; stress:
To raise to spiritual or emotional heights; exalt:
To raise to a higher moral, cultural, or intellectual level:
To direct or carry from a lower to a higher position; raise:
To cause to become greater in size, amount, degree, etc.; add to; augment
To make intense or more intense; increase; strengthen
To breed and care for to maturity:
To express the accent of vocally; to utter with accent.
To give coloring to in description; to exaggerate; as, to aggravate circumstances. — William Paley.
To make larger or more powerful; increase.
To bolster is to support or strengthen something.
(Electricity) To increase the voltage of (a circuit).
To improve electronically the quality or clarity of (a photograph or other image) as by means of a computer
To give greater value, importance, effectiveness, etc. to
Expand is defined as to increase in size, unfold or spread out.
To make darker or more intense; to darken
(Law) To settle by agreeing on less than the claim, or on different terms than those stipulated.
Rise is defined as to wake up, stand up, go to a higher place or increase in amount.
Find another word for heighten. In this page you can discover 23 synonyms, antonyms, idiomatic expressions, and related words for heighten, like: sharpen, redouble, emphasize, uplift, elevate, lift, increase, intensify, strengthen, raise and accent.