| aspiration | A strong desire, longing, or ambition to achieve something, often involving personal growth or success | |
| astray | away from the correct path or direction | |
| astute | Having or showing an ability to accurately assess situations or people and turn this to one's advantage | |
| audacious | Showing a willingness to take surprisingly bold risks | |
| augment | To make something greater by adding to it; increase | |
| august | Respected and impressive | |
| auspicious | Conducive to success; favorable | |
| austere | Severe or strict in manner, attitude, or appearance | |
| autonomous | Having the freedom to govern itself or control its own affairs | |
| avaricious | Having or showing an extreme greed for wealth or material gain | |