abundant
plentiful, large in quantity
accumulate
assemble
accurate
to correct
accustomed
familiar, used to
acquire
to get
adamant
determined
adequate
enough, sufficient (적절한)
adjacent
close to or next to
adjust
to change or alter in order to fit or conform
adverse
(adj) unfavorable, negative; working against, hostile
aggregate
to combine
aggressive
contentious, active
allocate
to set apart or designate for a special purpose; to distribute (apportion)
alternative
Another option or choice
ambiguous
(adj.) not clear; having two or more possible meanings
ambitious
adj. having a strong desire for success or achievement
amend
to change for the better
ample
abundant, plentiful