This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. To raise or increase the quantity or degree of; intensify.

v. To make high or higher; raise.

verb-intransitive. To rise or increase in quantity or degree; intensify.

verb-intransitive. To become high or higher; rise.

v. To make high; to raise higher; to elevate.

v. To carry forward; to advance; to increase; to augment; to aggravate; to intensify; to render more conspicuous; -- used of things, good or bad; as, to heighten beauty; to heighten a flavor or a tint.

v. To make high; to raise higher; to elevate.

v. To carry forward; to advance; to increase; to augment; to aggravate; to intensify; to render more conspicuous; -- used of things, good or bad

To make higher; increase the vertical elevation of.

To make higher in amount or degree; increase; augment; intensify: as, to heighten an effect.

To make high or higher in feeling or condition; elevate or exalt, as the mind or a person.

Synonyms Lift, Exalt, etc. See raise.

To become higher; increase; augment.

v. make (one's senses) more acute

v. become more extreme

v. increase the height of

v. make more extreme; raise in quantity, degree, or intensity

v. increase

v. make more intense, stronger, or more marked

"Support for profiling might approach majority levels among both groups should an actual attack or close call heighten fears."

heightened    heightening    heightens   

increase    elevate    raise    bring up    getup    lift   

strengthen    intensify    aggravate   

advance    increase    augment    aggravate    intensify    elevate   

Brighton    Titan    Triton    brighten    enlighten    frighten    lighten    tighten    titan    triton   

sickish    supervention    worsen    strengthen    crystallisation    upsurge    lessen    retirements    matinance    widen