Synonyms and related words :
articulate, bang, bar, barricade, batten, batten down, bolt, buckle, butt, button, button up, choke, choke off, clap, clasp, cleat, clip, close, close up, constrict, contain, contract, cover, dovetail, fasten, fold, fold up, hasp, hinge, hitch, hook, jam, joint, key, lock, lock out, lock up, miter, mortise, nail, occlude, padlock, peg, pin, plumb, rabbet, rivet, scarf, screw, seal, seal off, seal up, secure, sew, shut, shut the door, shut up, skewer, slam, snap, squeeze shut, staple, stick, stitch, strangle, tack, toggle, wedge, zip up, zipper