anfractuous, aspirator, bottle opener, can opener, church key, cirrus, clavis, cochlear, cochleate, coil, contort, corkscrewy, crinkle, crowbar, curl, curlicue, entwine, evolute, extractor, forceps, gyre, helical, helicoid, helix, intort, involute, key, kink, latchkey, latchstring, master key, meander, open sesame, opener, passkey, pincers, pipette, pliers, press, pump, ringlet, roll, scallop, screw, screw-shaped, scroll, scrolled, separator, serpentine, siphon, skeleton key, slink, snake, spiral, spiroid, swirl, tendril, tin opener, turbinal, turbinate, turn, tweezers, twine, twirl, twist, twist and turn, vacuum pump, verticillate, volute, voluted, volution, vortex, whirl, whorl, whorled, wind, worm, wreathe, wring, wringer