Acrid

Acrid is sharp or bitter

Acre

Acre is measure of land 480 square yards (about 4050 square metres)

Acquit

Acquit is declare that somebody is not guilty

Acquisce

Acquisce is accept something without protest

Acquaint

Acquaint is make familiar with something

Acoustic

Acoustic is qualities that make a room good or bad for hearing music or speeches in

Acorn

Acorn is fruit of the oak tree

Acknowledge

Acknowledge is accept the truth of

Acid

Acid is substance that contains hydrogen and which may burn holes

Achilles

Achilles is tendon joining the muscles at the back of the leg to the heel

Achieve

Achieve is gain or reach by effort

Ache

Ache is continuous dull pain