- A good many
- A good while
- A hand-blow
- A hard nut to crack
- A heavy heart
- A hell on earth
- A helping hand
- A hill tribe
- A hit below the belt
- A homely game
- A jain priest
- A lamb to the slaughter
- A lame duck
- A level
- A little
- Admin
- A posteriori
- A power in the land
- A pyramid scheme
- A queen mother
- A race against time
- A resaissance man
- A roof over ones head
- A safe best
- A safe job
- A shade
- A siva chant
- A skeleton in the cupboard
- A stroke of fate
- A thing or two
- A think tank
- A thorny question
- A tree which has shed its leaves
- A tune
- A type of plantain
- A water grass with umbrella-like foliage
- Aasvogel
- Aboard
- Abode of ascetics
- Abodes
- Abolish
- Aboriginal hunters tribe
- Aborigine
- Abortion
- Abound in
- Abounds
- About
- Above par
- Absentation from mention
- Absolute majority
- Absolute ruler
- Absolution
- Absolve
- Absorber
- Abstain
- Abstention
- Abstract
- Abstraction
- Absurd drama
- Abusive words
- abuzz
- Acacia
- Academician
- Academics
- Accompaniments
- Accomplish
- Accomplished
- Accomplishment quotient
- Accordant
- Accorded
- Accordingly
- Accountrements
- Accounts payable
- Accounts receivable
- Accoustics
- Acetic acid
- Ache
- Acid lemon
- Acidophilus
- Acidulous
- Acknowledge
- Acknowledged
- Acm
- Acne
- Acorn
- Acoustic
- Act of peace
- Action meter
- Action-packed
- Activate
- Active server pages
- Active service
- Active voice
- Actively
- Activeness
- Activewear
- Actress
- Actual
- Actualise
- Add on