- active voice
- actuarial
- accrete
- adhered
- afield
- alarm clock
- allayment
- abetment
- a fight to the finish
- an even chance
- after thinking
- airing cupboard
- amoeba
- a bull in a china shop
- an assylum
- americana
- ablative case
- agonising
- aforestation
- airtime
- address size
- algol
- alopecia
- allergen
- ampoule
- amberite
- acquaintanceship
- adulterress
- ammonite stone
- allotropism
- a good second
- after petticoat
- a wandering jew
- alacarte
- adulterant
- an ornament for the neck
- ambulatory
- allotropy
- an opening flower
- aggrieve
- abracadabra
- americium
- above the weather
- admiralty
- abrakadabra
- alphabetical
- advisedly
- a page in history
- a good number of
- achievement quotient
- acid lemon
- a tight fit
- alkaline salt
- adventuress
- alternator
- agnomen
- afflictive
- aide-de-camp
- adhatoda vasica
- altimeter
- advised
- all over with
- amusement arcade
- airshaft
- after-taste
- all-fired
- alkaline
- allergic to
- acoustic
- affronted by
- abusive word
- actualise
- a mad dash
- almirah
- a hard life
- a hard nut to crack
- a warrior who drives the chariot and fights at the same time
- a good while
- abridgment
- aleatory
- an acquatic plant
- aimed at
- abe
- a nasty one
- a la
- an air of mystery
- all the while
- alphanumeric
- abba
- adenoids
- a nervous wreck
- andaman island
- androcentricity
- androgen
- andropause
- andropogon
- anecdotal
- anemic
- anemone
- anencephalus