- Aback
- Abaft
- Abandoned
- Abashed
- Abaxial
- Abbreviated
- Abdominal
- Abeam
- Abed
- Aberrant
- Aberrational
- Abhorrent
- Abiding
- Abject
- Ablaze
- Able
- Able-Bodied
- Abloom
- Abnormal
- Aboard
- Abomasal
- Abominable
- Aboriginal
- Abortive
- Abounding
- Above
- Abrasive
- Abrupt
- Absent
- Absolute
- Absorbed
- Absorbing
- Abstemious
- Abstract
- Abstracted
- Absurd
- Abundant
- Abusive
- Academic
- Accelerate
- Accept
- Acceptable
- Accessible
- Accidental
- Acclaim
- Accolade
- Accomplished
- Accord
- Accountable
- Accredit
- Accrue
- Accurate
- Accused
- Ace
- Acerbic
- Achieved
- Achieving
- Achy
- Acid
- Acidic
- Acoustic
- Acrid
- Acrimonious
- Acrobatic
- Action
- Activate
- Active
- Actual
- Actually
- Acute
- Ad hoc
- Adamant
- Adaptable
- Addicted
- Addictive
- Addition
- Adept
- Adequate
- Adherent
- Adhesive
- Adjacent
- Adjoining
- Admirable
- Admired
- Adolescent
- Adorable
- Adroit
- Advance
- Advanced
- Advantage
- Adventure
- Adventurous
- Adverse
- Aesthetical
- Affable
- Affectionate
- Affirm
- Affluent
- Affordable
- Afraid
- Aged
- Ageless
- Aggravating
- Aggressive
- Agile
- Agnostic
- Agonizing
- Agree
- Agreeable
- Ahead
- Aid
- Aim
- Airborne
- Airy
- Ajar
- Alacrity
- Alcoholic
- Alert
- Alight
- Aligned
- Alike
- Alive
- Alleged
- Alluring
- Aloof
- Alternative
- Altruistic
- Always
- Amateur
- Amazing
- Amber
- Ambidextrous
- Ambiguous
- Ambition
- Ambitious
- Ambivalent
- Ambulatory
- American
- Amiable
- Amicable
- Amical
- Amity
- Amok
- Amorous
- Ample
- Amuck
- Amuse
- Amused
- Amusing
- Analytical
- Anatomical
- Ancient
- Anew
- Angelic
- Angry
- Animated
- Animating
- Annoyed
- Annoying
- Annual
- Antagonistic
- Anterior
- Anticipatory
- Antique
- Anti-Social
- Antsy
- Anxious
- Apathetic
- Appalling
- Appealing
- Appetizing
- Applaud
- Applicable
- Appreciate
- Appreciative
- Apprehensive
- Approachable
- Appropriate
- Approve
- Apt
- Aquatic
- Arbitrary
- Arched
- Ardent
- Arduous
- Argentinean
- Argumentative
- Arid
- Aristocratic
- Aromatic
- Arouse
- Arrogant
- Articulate
- Artificial
- Artistic
- Artless
- Artsy
- Ascend
- Ashamed
- Asian
- Aspire
- Aspiring
- Assent
- Assert
- Assertive
- Assiduous
- Assist
- Associate
- Assorted
- Assuming
- Assure
- Assured
- Asthmatic
- Astir
- Astonish
- Astonishing
- Astounding
- Astrological
- Astronomical
- Astute
- Atheistic
- Athletic
- Atomic
- Atrocious
- Attain
- Attempt
- Attentive
- Attest
- Attractive
- Attribute
- Attune
- Auburn
- Audacious
- Audible
- Augment
- Auspicious
- Austere
- Australian
- Austrian
- Authentic
- Authoritative
- Autistic
- Autocratic
- Automatic
- Available
- Avaricious
- Average
- Avid
- Awake
- Aware
- Awash
- Awesome
- Awestruck
- Awful
- Awkward
- Awless
- Axiomatic
