The Collaborative International Dictionary of English v.0.48:
Endurable \En*dur"a*ble\, a. [Cf. OF. endurable. See Endure.] Capable of being endured or borne; sufferable. --Macaulay. -- En*dur"a*ble*ness, n. [1913 Webster]WordNet (r) 3.0 (2006):
endurable adj 1: capable of being borne though unpleasant; "sufferable punishment" [syn: bearable, endurable, sufferable, supportable]