Crossword Dictionary

intolerable

intolerable, unbearable, unendurable - a 
incapable of being put up with; "an intolerable degree of sentimentality" 

wordplays

synonyms

insufferable, insupportable, unbearable, unendurable, unsupportable

in a sentence

She divorced him on the grounds of intolerable cruelty.  

this stifling heat is intolerable

This was intolerable, both to the friend and the professional historian.

Without electricity for refrigeration, the morgue had become intolerable

the intolerable haste with which the press passed judgment on the accused

merriam-webster

etymology

late 14c., from Latin intolerabilis "that cannot bear; that cannot be borne," from in- "not, opposite of" (see in- (1)) + tolerabilis "that may be endured," from tolerare "to bear, endure" (see toleration). Related: Intolerably.

etymonline