- allegory: The setting forth of a subject under the guise of another subject of aptly suggestive likeness.
- alleviate: To make less burdensome or less hard to bear.
- alley: A narrow street, garden path, walk, or the like.
- alliance: Any combination or union for some common purpose.
- allot: To assign a definite thing or part to a certain person.
- allotment: Portion.
- allude: To refer incidentally, or by suggestion.
- allusion: An indirect and incidental reference to something without definite mention of it.
- alluvion: Flood.
- ally: A person or thing connected with another, usually in some relation of helpfulness.
- almanac: A series of tables giving the days of the week together with certain astronomical information.
- aloof: Not in sympathy with or desiring to associate with others.
- altar: Any raised place or structure on which sacrifices may be offered or incense burned.
- alter: To make change in.
- alteration: Change or modification.
- altercate: To contend angrily or zealously in words.
- alternate: One chosen to act in place of another, in case of the absence or incapacity of that other.
- alternative: Something that may or must exist, be taken or chosen, or done instead of something else.
- altitude: Vertical distance or elevation above any point or base-level, as the sea.
- alto: The lowest or deepest female voice or part.
- altruism: Benevolence to others on subordination to self-interest.
- altruist: One who advocates or practices altruism.
- amalgam: An alloy or union of mercury with another metal.
- amalgamate: To mix or blend together in a homogeneous body.
- amateur: Practicing an art or occupation for the love of it, but not as a profession.
- amatory: Designed to excite love.
- ambidextrous: Having the ability of using both hands with equal skill or ease.
- ambiguous: Having a double meaning.
- ambitious: Eagerly desirous and aspiring.
- ambrosial: Divinely sweet, fragrant, or delicious.
- ambulance: A vehicle fitted for conveying the sick and wounded.
- ambulate: To walk about
- ambush: The act or state of lying concealed for the purpose of surprising or attacking the enemy.
- ameliorate: To relieve, as from pain or hardship
- amenable: Willing and ready to submit.
- Americanism: A peculiar sense in which an English word or phrase is used in the United States.
- amicable: Done in a friendly spirit.
- amity: Friendship.
- amorous: Having a propensity for falling in love.
- amorphous: Without determinate shape.
- amour: A love-affair, especially one of an illicit nature.
- ampere: The practical unit of electric-current strength.
- ampersand: The character &; and.
- amphibious: Living both on land and in water.
- amphitheater: An edifice of elliptical shape, constructed about a central open space or arena.
- amplitude: Largeness.
- amply: Sufficiently.
- amputate: To remove by cutting, as a limb or some portion of the body.
- amusement: Diversion.
- anachronism: Anything occurring or existing out of its proper time.