unacceptable
- adjective (adj)
Meaning: not suitable or satisfactory
Synonyms:
below par
damaged
disagreeable
displeasing
distasteful
exceptionable
half-baked
ill-favored
improper
inadmissible
insupportable
lousy
not up to snuff
objectionable
obnoxious
offensive
reject
repugnant
unappealing
undesirable
uninviting
unpleasant
unsatisfactory
unwanted
unwelcome
won’t do
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.