- a chip off the old block
- abysm
- a disciple who lodges with his preceptor
- accoucheuse
- ambiguousness
- a hollow laugh
- a friend in need is a friend indeed
- a drop in the ocean
- an early bird
- amative
- adisehas
- aliquot
- a collyrium
- alligator
- accountancy
- accused of
- amputee
- alienable
- all in good time
- abidance
- abolishment
- accused man
- actualist
- a fighting chance
- abstract art
- acuate
- advertisers
- absentation from mention
- anecdote
- anemia
- anesthesia
- anesthetize
- anesthsia
- angelica
- angle
- angler
- anglo-saxon
- anglophile
- angular diameter
- aniconism
- animal
- animator
- animism
- animistic
- announcement
- announcing
- annual
- annus mirabilis
- anodise
- antebellum
- antecedence
- antecedent
- anthelmintic
- anti-tank
- antibody
- antitype
- ants
- ants hill
- anvil
- aphnology
- apiece
- aplasia
- apocryphal
- apollo
- apologia
- apologise
- appealing
- appeased
- appeasement
- applied mathematics
- apprentice
- apprise
- approach
- apse
- aqiqah
- aquaponics
- aquaris
- aquatic animal
- aqueduct
- arab
- arab colonist
- archangel
- archduke
- archery
- archetype
- archipelago
- architecturally
- arian
- arete
- argentine
- arguable
- argue
- armed guard
- armed neutrality
- armed to the teeth
- armhole
- arrange
- arrear
- arrears
- arrest attention