Fastener that fastens together two ends of a belt or strap; often has loose prong.

Roget 45: vinculum, link; connective, connection; junction etc. 43; bond of union, copula, hyphen, intermedium^†; bracket; bridge, stepping-stone, isthmus.    bond, tendon, tendril; fiber; cord, cordage; riband, ribbon, rope, guy, cable, line, halser^†, hawser, painter, moorings, wire, chain; string etc. (filament) 205.    fastener, fastening, tie; ligament, ligature; strap; tackle, rigging; standing rigging, running rigging; traces, harness; yoke; band ribband, bandage; brace, roller, fillet; inkle^†; with, withe, withy; thong, braid; girder, tiebeam; girth, girdle, cestus^†, garter, halter, noose, lasso, surcingle, knot, running knot; cabestro [U.S.], cinch [U.S.], lariat, legadero^†, oxreim^†; suspenders.    pin, corking pin, nail, brad, tack, skewer, staple, corrugated fastener; clamp, U-clamp, C-clamp; cramp, cramp iron; ratchet, detent, larigo^†, pawl; terret^†, treenail, screw, button, buckle; clasp, hasp, hinge, hank, catch, latch, bolt, latchet^†, tag; tooth; hook, hook and eye; lock, holdfast^†, padlock, rivet; anchor, grappling iron, trennel^†, stake, post.    cement, glue, gum, paste, size, wafer, solder, lute, putty, birdlime, mortar, stucco, plaster, grout; viscum^†.    shackle, rein etc. (means of restraint) 752; prop etc. (support) 215.    ... show more

Roget 248: winding etc. v.; convolution, involution, circumvolution; wave, undulation, tortuosity, anfractuosity^†; sinuosity, sinuation^†; meandering, circuit, circumbendibus^†, twist, twirl, windings and turnings, ambages^†; torsion; inosculation^†; reticulation etc. (crossing) 219; rivulation^†; roughness etc. 256.    coil, roll, curl; buckle, spiral, helix, corkscrew, worm, volute, rundle; tendril; scollop^†, scallop, escalop^†; kink; ammonite, snakestone^†.    serpent, eel, maze, labyrinth.    knot.    ... show more

Dutch: gesp
Polish: klamra, sprzączka

A shape distorted by twisting or folding.

synonym: warp.

Dutch: scheeftrekking, vervorming, schering

Fasten with a buckle or buckles.

synonym: clasp.

Roget 43: join, unite; conjoin, connect; associate; put together, lay together, clap together, hang together, lump together, hold together, piece together [Fr.], tack together, fix together, bind up together together; embody, reembody^†; roll into one.    attach, fix, affix, saddle on, fasten, bind, secure, clinch, twist, make fast etc. adj.; tie, pinion, string, strap, sew, lace, tat, stitch, tack, knit, button, buckle, hitch, lash, truss, bandage, braid, splice, swathe, gird, tether, moor, picket, harness, chain; fetter etc. (restrain) 751; lock, latch, belay, brace, hook, grapple, leash, couple, accouple^†, link, yoke, bracket; marry etc. (wed) 903; bridge over, span.    braze; pin, nail, bolt, hasp, clasp, clamp, crimp, screw, rivet; impact, solder, set; weld together, fuse together; wedge, rabbet, mortise, miter, jam, dovetail, enchase^†; graft, ingraft^†, inosculate^†; entwine, intwine^†; interlink, interlace, intertwine, intertwist^†, interweave; entangle; twine round, belay; tighten; trice up, screw up.    be joined &c.; hang together, hold together; cohere etc. 46.    ... show more

Fold or collapse:
— His knees buckled.

synonym: crumple.

Bend out of shape, as under pressure or from heat:
— The highway buckled during the heat wave.

synonyms: heave, warp.

Dutch: kromtrekken, trekken