—unbearably adverb an unbearably hot dayExamples from the Corpusunbearable• The smell in the streets was almost unbearable.

What type of adjective is unbearable?

so unpleasant or painful as to be unendurable.

What is a unbearable?

: too bad, harsh, or extreme to be accepted or endured : not bearable. See the full definition for unbearable in the English Language Learners Dictionary.