Synonyms and Antonyms for unimpeachable

Synonyms:

• unquestionable

Antonyms:

• questionable

Synonyms:

• acceptable
• unexceptionable

Antonyms:

• unacceptable
• objectionable

Synonyms:

• irreproachable
• guiltless
• blameless
• clean-handed
• innocent
• inculpable

Antonyms:

• guilty
• unsatisfactory
• unwelcome
• exceptionable
• unaccepted