insupportable

Adjective

Synonyms: indefensible unjustifiable unwarrantable unwarranted

WordNet 3.0

Adjective (1)

incapable of being justified or explainedSynonyms: indefensible unjustifiable unwarrantable unwarranted

Webster's Dictionary (GCIDE)

Insupportable \In`sup*port"a*ble\, a. [L. insupportabilis: cf. F. insupportable. See In- not, and Support.] Incapable of being supported or borne; unendurable; insufferable; intolerable; as, insupportable burdens; insupportable pain. -- In`sup*port"a*ble*ness, n. -- In`sup*port"a*bly, adv. [1913 Webster]