| Term | Definition |
| sententious | given to pompous moralizing |
| spurious | intended to deceive |
| famished | extremely hungry |
| menacing | amenazador |
| acute | sharp,severe/sagaz |
| adamant | firme, inflexible (impervious, unmovable, unyelding) |
| adept | extremely skilled |
| adhere | to stick to something/to follow devoutly (He ________ to the dictates of his religion without question.) |
| admonish | to caution, criticize, reprove |
| adorn | to decorate |
| adroit | skillful, dexterous |
| adulation | extreme praise |
| adumbrate | to sketch out in a vague way (The coach ________ a game plan, but none of the players knew precisely what to do) |
| adverse | antagonistic, unfavorable, dangerous |
| advocate | to argue in favor of something |
| aerial | somehow related to the air |
| aesthetic | artistic, related to the appreciation of beauty |
| affable | friendly, amiable |
| affinity | a spontaneous feeling of closeness |
| affluent | rich, wealthy |
| affront | an insult |
| aggrandize | to increase or make greater |
| aggregate | a whole or total/to gather into a mas |
| aggrieved | distressed, wronged, injured |
| agile | quick, nimble (ágil, diestro) |
| agnostic | believing that the existence of God cannot be proven or disproven |
| agriculture | farming |
| aisle | a passageway between rows of seats |
| alacrity | eagerness, speed |
| alias | a false name or identity |
| allay | to soothe, ease |
| allege | to assert (afirmar), usually without proof |
| alleviate | to relieve, make more bearable |