Antonyms That Starts with A, Opposites with A
| Words | Antonyms |
| Artificial | Natural |
| Advantage | Disadvantage |
| Amateur | Professional |
| Ask | Answer |
| Abjure | Approve, sanction |
| Active | Lazy |
| Argue | Agree |
| Allay | Aggravate, excite |
| Alien | Native, resident |
| Accord | Disagreement, discord |
| Angel | Devil |
| Affirmative | Negative |
| Adamant | Flexible, soft |
| Attack | Defend |
| Artificial | Natural |
| Answer | Question |
| Answer | Question |
| About | Exactly |
| Absolve | Compel, accuse |
| Awful | Nice |
| Allow | Forbid |
| Ascent | Descent |
| Asleep | Awake |
| Admonish | Approve, applaud |
| Ally | Enemy |
| Against | For |
| Annoy | Satisfy |
| Arrival | Departure |
| Approval | Disapproval |
| Allure | Repulse, repel |
| Attic | Cellar |
| Ancient | Modern |
| Animal | Human |
| Accept | Refuse |
| Abject | Commendable, praiseworthy |
| Attack | Defense |
| Abate | Aggravate, supplement |
| Afraid | Brave |
| Audacity | Mildness, cowardice |
| Add | Subtract |
| Authentic | Fictitious, unreal |
| Alike | Different |
| Agree | Disagree |
| Abundant | Scarce |
| Always | Never |
| Advance | Retreat |
| Answer | Ask |
| Antipathy | Admiration, fascination |
| Agree | Refuse |
| Abundance | Lack |
| Apart | Together |
| Arraign | Exculpate, pardon |
| Abortive | Effectual productive |
| Awkward | Clever, apt |
| Autumn | Spring |
| Already | Not Yet |
| Approached | Receded |
| Adjunct | Separated, subtracted |
| Adherent | Rival, adversary |
| Ascend | Descend |
| Amuse | Bore |
| Awake | Asleep |
| Adversity | Prosperity, fortune |
| Acrimony | Courtesy, benevolence |
| Arrive | Depart |
| After | Before |
| Alive | Dead |
| Approximately | Exactly |
| Admit | Deny |
| Asleep | Awake |
| Absence | Presence |
| Accidental | Intentional |
| Attack | Defense |
| Accurate | Inaccurate |
| Advanced | Elementary |
| All | None |
| Ancestor | Descendant |
| Amplify | Lessen, contract |
| Apathy | Concern, care |
| Axiom | Absurdity, blunder |
| Attention | Inattention |
| Adult | Child |
| Alleviate | Aggravate, enhance |
