Synonyms of the word 
UNEXCEPTIONABLE → ACCEPTABLE - UNIMPEACHABLE
unexceptionable
- adj. Beyond reproach; unimpeachable.
acceptable
- adj. worthy, decent, sure of being accepted or received with at least moderate pleasure.
- adj. Barely worthy, less than excellent; passable.
unimpeachable
- adj. Not able to be impeached or reproached.
- adj. Blameless.
- adj. Beyond doubt.
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