Synonyms and related words :
arciform, arclike, arcual, bandy, bent, bowed, bowlike, concave, convex, convexed, curvilinear, embowed, excurvate, excurvated, excurved, gibbose, gibbous, humpbacked, humped, humpy, hunched, hunchy, out-bowed, oxbow, rotund, round, rounded, vaulted