| Abandon | To leave something completely |
| Abate | To become less intense or reduce |
| Abbreviate | To shorten a word or phrase |
| Abdicate | To give up a position of power or responsibility |
| Abduct | To take someone away by force |
| Abide | To accept or follow a rule or decision |
| Ability | The power or skill to do something |
| Abnormal | Different from what is usual or expected |
| Abolish | To officially end a law, system, or practice |
| Abound | To exist in large numbers |
| Abrupt | Sudden and unexpected |
| Absorb | To take in or receive something |
| Abstract | Existing as an idea rather than a physical thing |
| Abundant | More than enough; plentiful |
| Abuse | To use something wrongly or harmfully |
| Accelerate | To increase speed |
| Accept | To agree to receive or take something |
| Accessible | Easy to reach, use, or understand |
| Acclaim | Public praise or approval |
| Accompany | To go along with someone or something |
| Accomplish | To successfully complete something |
| Accurate | Correct and free from mistakes |
| Achieve | To successfully reach a goal |
| Acknowledge | To accept or recognize something |
| Acquire | To gain or obtain something |
| Adapt | To adjust to new conditions |
| Adequate | Enough for a particular purpose |
| Admire | To respect or appreciate someone |
| Adopt | To take something as your own or accept a method |
| Adore | To love or admire greatly |
| Advance | To move forward or make progress |
| Advantage | A condition that gives benefit |
| Adverse | Harmful or unfavorable |
| Advocate | A person who supports a cause; to support publicly |
| Aesthetic | Related to beauty or artistic appreciation |
| Affection | A feeling of love or fondness |
| Agile | Able to move quickly and easily |
| Agitate | To disturb or make someone worried |
| Aid | Help or assistance |
| Aim | A goal or purpose |
| Allege | To claim something without proof |
| Allocate | To distribute something for a purpose |
| Alter | To change something |
| Ambiguous | Having more than one possible meaning |
| Ambition | A strong desire to achieve something |
| Amend | To make changes or improvements |
| Ample | More than enough |
| Analyze | To examine carefully |
| Ancient | Very old; from a long time ago |
| Announce | To make something known publicly |
| Anticipate | To expect something before it happens |
| Apparent | Clearly visible or obvious |