- a name of
- a mendicant
- an ancient indian king of the solar dynasty who is supposed to have caused the river gaṅga: to descend on earth through his unprecedented penance
- archeobacteria
- archaeobacteria
- archaebacterium
- archaebacteria
- actinomycetous
- actinomycetales
- absence of symmetry
- ambry
- a fratricide
- a twist of the eyebrows
- amaze
- alveolitis
- avocation
- au revoir
- acting
- anxiolytic
- antianxiety drug
- anxiolytic drug
- abide
- anticipate
- accommodate
- accept
- administer
- acquisition
- answer
- anticipation
- art
- assert
- arrange
- alphabetize
- alphabetise
- ascertain
- allocate
- apportion
- acquaint
- acknowledge
- adrenarche
- alpha
- audacious
- advantage
- add
- allow
- authorized shares
- authorized stock
- animal group
- accomplish
- achieve