- Antarctic Circle
- Antarctica
- ante
- ante meridiem
- anteater
- antebellum
- antecede
- antecedence
- antecedent
- antechamber
- antedate
- antediluvian
- antelope
- antenatal
- antenna
- antepenult
- antepenultimate
- anterior
- anteroom
- anthem
- anther
- anthill
- anthologist
- anthology
- Anthony
- anthracite
- anthracosis
- anthrax
- anthropocentric
- anthropoid
- anthropological
- anthropologist
- anthropology
- anthropomorphic
- anthropomorphism
- anthropomorphize
- anthropomorphous
- anthropophagi
- anthropophagous
- anthropophagy
- anti-
- anti
- antiabortion
- antiabortionist
- antiaircraft
- anti-aliasing
- anti-Americanism
- antiapartheid
- antibacterial
- antiballistic missile
- antibiotic
- antibody
- anticathode
- Antichrist
- anticipate
- anticipation
- anticipatory
- anticlerical
- anticlericalism
- anticlimactic
- anticlimax
- anticline
- anticlockwise
- anticoagulant
- anticompetitive
- anticonstitutional
- anticonvulsant
- anticorrosive
- antics
- anticyclone
- anti-dazzle
- antidemocratic
- antidepressant
- antidote
- antidumping
- anti-Establishment
- antifascism
- antifascist
- antifreeze
- antifriction
- antifungal
- anti-G
- antigen
- antiglare
- antiglobalization
- Antigone
- Antigua
- Antiguan
- antihero
- antihistamine
- anti-imperialism
- anti-imperialist
- anti-inflammatory
- anti-inflationary
- antiknock
- Antilles
- antilog
- antimacassar
- antimagnetic
- antimatter
- antimilitarism
- antimissile
- antimonopoly
- antimony
- antineutron
- anti-novel
- antinuclear
- antioxidant
- antiparticle
- antipathetic
- antipathy
- antipersonnel
- antiperspirant
- antiphon
- antiphony
- antiphrasis
- antipodal
- antipodean
- antipodes
- antipope
- antiproton
- antipsychiatry
- antipyretic
- antiquarian
- antiquary
- antiquated
- antique
- antiquity
- antiracist
- antiretroviral
- antiriot
- anti-roll bar
- antirrhinum
- antirust
- anti-Semite
- anti-Semitic
- anti-Semitism
- antisepsis
- antiseptic
- antiserum
- antiskid
- antislavery
- antislip
- antisocial
- antistatic
- antitank
- antiterrorist
- antitheft
- antithesis
- antithetical
- antithetically
- antitoxin
- antitrust
- anti-viral
- antivirus
- antivivisectionist
- antiworld
- antler
- antlike
- antonomasia
- Antony
- antonym
- antonymous
- antsy
- Antwerp
- anus
- anvil
- anxiety
- anxious
- anxiously
- anxiousness
- any
- any more
- anybody
- anyhow
- anyone
- anyplace
- anyroad
- anything
- anytime
- anyway
- anyways
- anywhere
- anywise
- aob
- A-OK
- aorist
- aorta
- Aosta
- AP
- apace
- Apache
- apart
- apartheid
- apartment
- apartment building
- apartment house
- apathetic
- apathetically
- apathy