Part of speech:
Characterized by excess; being too much or too great; immoderate; inordinate
That cannot be endured or tolerated
Extremely difficult to deal with or tolerate:
Not sufferable; intolerable; unbearable
Find another word for unendurable. In this page you can discover 11 synonyms, antonyms, idiomatic expressions, and related words for unendurable, like: excessive, unbearable, insupportable, extreme, intolerable, impossible, insufferable, unsufferable, unsupportable, pain and tolerable.