Part of speech:
Incapable of being upheld, proved, etc.
Difficult or impossible to endure; intolerable.
Extremely difficult to deal with or tolerate:
Find another word for unbearable. In this page you can discover 16 synonyms, antonyms, idiomatic expressions, and related words for unbearable, like: insupportable, intolerable, unendurable, unsufferable, unsupportable, pain, unacceptable, inadmissible, insufferable, oppressive and bearable.