Antonyms

Abandon   ><   keep

Abnormal   ><   Normal

Above   ><   Below

Abroad   ><   Home      

Absent   ><   Present

Abstain   ><   Participate

Abstract   ><   Concrete
Abundance   ><   Scarcity
Accept   ><   Reject
Accumulate   ><     Disperse
Acquit   ><   convict
Active   ><   Passive
Acute   ><   Obtuse
Add   ><   Subtract
Admiration   ><    Contempt
Admit   ><   Deny
Advance   >< Retreat
Adversity   ><   Prosperity
Against   ><   for
Ahead   ><   Behind
Alike   ><   Dissimilar
All   ><   None
Alleviate   ><   Aggravate
Ally   ><   Foe,  Enemy
Amateur   ><   Professional