- Archetypal
- Archfiend
- Architect
- Architectonic
- Architectural
- Archway
- Arctic
- Arctic pole
- Ardent desire
- Ardent spirits
- Ardently
- Area
- Areca
- Areca leaves
- Areca palm
- Arecanut palm
- Arete
- Argot
- Argument
- Argumentative
- Argy-bargy
- Armoured soldiers
- Armourer
- Armpit
- Army comprising elephants
- Aroint
- Around
- Arranged
- Arranging
- Arrant
- Array of clouds
- Arrears
- Arresting
- Arrival
- Arriving
- As far as in me lies
- As follows
- As gay as a lark
- As it were
- As much
- As much as
- As never before
- Ascension
- Ascertained
- Ascetics
- Asclepias acida
- Ascribe
- Asexual
- Ashamedly
- Ashen
- Ashes
- Ashram
- Asiatic
- Ask
- Asphalt
- Asphyxia
- Asphyxiator
- Aspirate
- Aspiration
- Aspire
- Asr
- Ass
- Assailant
- Assassin
- Assort
- Assuage
- Assumed
- Assumed name
- Assuming
- Assumption
- Assylum
- Astadyayi
- Asthma
- Astir
- Astral projection
- At all points
- At an alarming rate
- At what time?
- At any place
- At any rate
- At first hand
- At home
- At last
- Attend
- At this time of day
- At times
- At your service
- Atelier
- Atharvaveda
- Athena
- Atherosclerosis
- Athiest
- Athirst
- Athlete
- Athletic exercise
- Athletics
- Athma
- Atmolysis
- Atmospheric pressure
- Attendance