- Amorphism
- Amorphophallus paeoniifolius
- Amour
- Amour propre
- Amp
- Ampacity
- Ampadi
- Ampersand
- Amphibian
- Amphibious
- Amphorae
- Amputed arm
- Amputee
- Amusedly
- An acquatic plant
- An arrow
- An either or situation
- An electuary
- An expiatory spell
- An ignoramous
- An iron hand in a velvet glove
- An ornament
- An ornament for the neck
- Anabasis
- Anachronism
- Anaconda
- Anaesthetic
- Anal sex
- Analects
- Analgesia
- Analog
- Analystic mind
- Analytic
- Anarchic
- Anarchical
- Anathema
- Anatomize
- Anchorman
- Ancient
- Ancient times
- And that
- Andaman island
- Andragogy
- Androecium
- Andrology
- Andropogon
- Anechoic
- Anelectorde
- Anesthetized
- Angelic
- Angelica
- Angioplasty
- Angle
- Angle-hook
- Angled hook
- Anglo-catholic
- Anglo-saxon
- Angrily
- Angry man
- Angry outburst
- Angst
- Angular
- Angular diameter
- Aniconism
- Animal kingdom
- Animistic
- Anise seed
- Anise seed herb
- Annexe
- Annihilator
- Annoinment
- Annointed
- Announce
- Announcement
- Annoyance
- Anodyne
- Anointin
- Anon
- Anonymity
- Another
- Anothers wife
- Ansi
- Antagonize
- Antarctic
- Ante
- Anvil
- Anteroom
- Anthers
- Anthill
- Anthology
- Anthropic
- Anthropoid
- Anti-tank
- Antianxiety
- Antichthon
- Anticipate
- Anticipating
- Anticipatory
- Anticyclone
- Antifoundationalism