- Anti-semitic
- Antibody
- Antic
- Antichrist
- Anxiety
- Anxious
- Anxiousness
- Any day
- Any small bird
- Anything
- Anything solid
- Anythink
- Apathetic
- Apercu
- Aphemia
- Apparatus
- Apparel
- Appealer
- Appealingly
- Appellant
- Appellation
- Appendicitis
- Appertain
- Appetise
- Appetite
- Apple of the eye
- Apprehend
- Apprehension
- Apprehensively
- Apprise
- Apprize
- Approachable
- Approbate
- Approbatory
- Approve
- Approving
- April
- Apriori
- Apriorism
- Apropos
- Apse
- Arboured
- Arcanum
- Arch
- Arch-work
- Archaeological
- Archaeology
- Archaic
- Archaism
- Archbishopric
- Archeology
- Archipelago
- Architecter
- Architecture
- Aright
- Aril
- Arithmetically
- Arithmetician
- Arjuna
- Armband
- Armlet
- Armoured
- As and when
- Arrogant
- Arrogate
- Arrow
- Arrow and bow
- Arrow point
- Arrow-root flower
- Arrow-root powder
- Arrow-root-flour
- Art director
- Arthropod
- As clear as mud
- As far as possible
- As fit as a fiddle
- As if
- As memory serves
- As much again
- As old as methuselah
- Ascendent
- Asceticism
- Asecrtained
- Asexuality
- Ash-colour
- Ashore
- Ashy
- Asian palm civet
- Aside
- Ask for
- Assembler
- Assert
- Assesed lands
- Assess
- Assessee
- Asset
- Assignor
- Assimilated
- Assistance
- Assize