RIFT

n. 1 separation, break, split, schism, cleft, gulf, gap; disagreement, conflict, disruption, difference, breach, break-up, division, distance, alienation The continued bitterness served only to intensify the rift between them 2 tear, rent, opening, hole, crack, chink, crevice, cleavage, fracture, flaw, fault Water was pouring through an ever-widening rift in the dam