- ad hominem
- american politics
- air-sea rescue
- a bed of nails
- an ornament
- aladdin
- a good or great many
- anatomist
- all star
- a cross-breed of male horse and female deer
- adrenalin
- abraham
- altair
- adjectivally
- ampere
- a game of cards
- age limit
- action plan
- amaranthus
- add lustre to
- acquirer
- alameda
- anchovy
- all night
- activism
- amusement park
- a little only
- and a half
- allocution
- acetic acid
- amazon
- a peak of the western ghats
- abiogenisis
- aeriform
- allerliefste
- ancestoral home
- all the
- an ugly duckling
- adon
- agitated person
- alumna
- alienist
- air letter
- aluminium
- alkalinity
- a standing joke
- amputation
- alumni
- anabolic steroid
- anguished
- anhydride
- animosity
- annoyed
- annoying
- annualized
- annually
- annuity
- above
- abridge
- abrogation
- absence
- absolution
- absorbing
- abstruse
- absurd
- abundant
- abysmal
- acceptable
- accent
- accepted
- access
- accidental
- agency
- accommodation
- accomplish
- accomplished
- accomplishment
- accord
- account for
- accountability
- a bed of thorn
- ammonite stone
- against one's better judgement
- acquaintanceship
- awning
- ampoule
- airlock
- alopecia
- antimony
- antimacassar
- avengeful
- avenue
- avian influenza
- awakening
- at variance
- antifreeze
- awe
- awe-inspiring
- awesome
- awkward