Synonyms of 'cringle'

air hole, armhole, blowhole, boltrope, bunghole, canvas, clew, cloth, deadeye, earing, eye, eyelet, foot, gasket, grommet, guide, head, keyhole, knothole, leech, loop, loophole, luff, manhole, muslin, peephole, pigeonhole, pinhole, placket, porthole, rag, reef point, sail, spiracle, tap, vent