Acute Definition: Something very serious, severe or extreme. Synonyms: Serious, Critical, Crucial, Grave, Decisive, Important Antonyms: Dense, Dim, Dim-witted, Dull, Obtuse

Adamant Definition: something that will never be changed. Synonyms: Firm, Fixed, Immovable,Inexorable, Inflexible, Insistent,Intransigent, Obdurate, Relentless Antonyms: Compliant, Compromising, Easy-going, Flexible, Lax

Actual Definition: existing now or real. Synonyms: Authentic, Real, Certain Antonyms: Fabulous, Virtual, Unreal

Adapt Definition: make something suitable for a new use or purpose Synonyms: Fit, Regulate, Conform, Suit Antonyms: Misfit, Irregularities, Differ, Disagree

Adjust Definition: change something to a better fit Synonyms: Arrange, Set right, Regulate, Accommodate Antonyms: Displace, Disarrange, Dislocate, Disconnect, Derange