See rift in Webster's New World Roget's A-Z Thesaurus II
noun
A usually narrow partial opening caused by splitting and rupture:
break, chink, cleavage, cleft, crack, crevice, fissure, split. See openAn interruption in friendly relations:
alienation, breach, break, disaffection, estrangement, fissure, rent2, rupture, schism, split. See assemble, help
verb
To crack or split into two or more fragments by means of or as a result of force, a blow, or strain:
break, fracture, rive, shatter, shiver2, smash, splinter, sunder. See help
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