- Almoner
- Almost
- Amaze
- Amazed
- Ambidexterity
- Ambidextor
- Ambiguousness
- Ambit
- Amble
- Ambrosial
- Ambuscade
- Ambush
- Amende honorable
- Amends
- Amenities
- Amount
- Amounting
- Ampalappuzha
- Amphipod
- Amphitheater
- Amphitheatre
- Amplitude
- Amputation
- Amranthus polystachys
- Amulet
- Amused
- Amusement arcade
- Anabolic steroid
- Anachronistic
- Anaemic
- Anagram
- Anal
- Analectic
- Analgesic
- Analogue
- Analyse
- Anandrous
- Anaphase
- Anecdotal
- Anemic
- Anemone
- Anesthetize
- Anew
- Angel
- Angiosperms
- Angler
- Anglican
- Anopheles
- Anorak
- Anorexia
- Anosmia
- Another cup of tea
- Anoxia
- Answer
- Answering
- Antagonist
- Antagonistic
- Antares
- Anteater
- Antebellum
- Antecedence
- Antenna
- Anticipatory bail
- Anticoagulant
- Antidemocrat
- Antidote
- Antifreeze
- Antigen
- Antiperspirant
- Antiphon
- Antiseptic
- Antisocial
- Ants
- Ants in ones pants
- Antsy
- Aphid
- Aphrodisiac
- Apiology
- Apnoea
- Apocryphal
- Apodyopsis
- Apogee
- Apology
- Apophenia
- Apophysis
- Apoptosis
- Aporia
- Apostasy
- Apostate
- Applicability
- Application form
- Applies
- Applying
- Appointee
- Apportion
- Appraise
- Appraisement
- Appreciable
- Appreciated
- Aptitude test