A round fastener sewn to shirts and coats etc to fit through buttonholes.

Roget 643: unimportance, insignificance, nothingness, immateriality.    triviality, levity, frivolity; paltriness etc. adj.; poverty; smallness etc. 32; vanity etc. (uselessness) 645; matter of indifference etc. 866; no object.    nothing, nothing to signify, nothing worth speaking of, nothing particular, nothing to boast of, nothing to speak of; small matter, no great matter, trifling matter etc. adj.; mere joke, mere nothing; hardly anything; scarcely anything; nonentity, small beer, cipher; no great shakes, peu de chose [Fr.]; child's play, kinderspiel.    toy, plaything, popgun, paper pellet, gimcrack, gewgaw, bauble, trinket, bagatelle, Rickshaw, knickknack, whim-wham, trifle, trifles light as air;" yankee notions [U.S.].    trumpery, trash, rubbish, stuff, fatras^†, frippery; leather or prunello;" chaff, drug, froth bubble smoke, cobweb; weed; refuse etc. (inutility) 645; scum etc. (dirt) 653.    joke, jest, snap of the fingers; fudge etc. (unmeaning) 517; fiddlestick^†, fiddlestick end^†; pack of nonsense, mere farce.    straw, pin, fig, button, rush; bulrush, feather, halfpenny, farthing, brass farthing, doit^†, peppercorn, jot, rap, pinch of snuff, old son; cent, mill, picayune, pistareen^†, red cent [U.S.].    minutiae, details, minor details, small fry; dust in the balance, feather in the scale, drop in the ocean, flea-bite, molehill.    nine days' wonder, ridiculus mus [Lat.]; flash in the pan etc. (impotence) 158; much ado about nothing etc. (overestimation) 482.    ... show more

Roget 250: convexity, prominence, projection, swelling, gibbosity^†, bilge, bulge, protuberance, protrusion; camber, cahot [U.S.].    thank-ye-ma'am [U.S.].    swell.    intumescence; tumour [Brit.], tumor; tubercle, tuberosity [Anat.]; excrescence; hump, hunch, bunch.    boss, embossment, hub, hubble; [convex body parts] tooth [U.S.], knob, elbow, process, apophysis^†, condyle, bulb, node, nodule, nodosity^†, tongue, dorsum, bump, clump; sugar loaf etc. (sharpness) 253; bow; mamelon^†; molar; belly, corporation^†, pot belly, gut [Coll.]; withers, back, shoulder, lip, flange.    [convexities on skin] pimple, zit [Slang]; wen, wheel, papula [Med.], pustule, pock, proud flesh, growth, sarcoma, caruncle^†, corn, wart, pappiloma, furuncle, polypus^†, fungus, fungosity^†, exostosis^†, bleb, blister, blain^†; boil etc. (disease) 655; airbubble^†, blob, papule, verruca.    [convex body parts on chest] papilla, nipple, teat, tit [Vulg.], titty [Vulg.], boob [Vulg.], knocker [Vulg.], pap, breast, dug, mammilla^†.    [prominent convexity on the face] proboscis, nose, neb, beak, snout, nozzle, schnoz [Coll.].    peg, button, stud, ridge, rib, jutty, trunnion, snag.    cupola, dome, arch, balcony, eaves; pilaster.    relief, relievo [It], cameo; bassorilievo^†, mezzorilevo^†, altorivievo; low relief, bas relief [Fr.], high relief.    hill etc. (height) 206; cape, promontory, mull; forehead, foreland^†; point of land, mole, jetty, hummock, ledge, spur; naze^†, ness.    ... show more

Roget 214: pendency^†, dependency; suspension, hanging etc. v.; pedicel, pedicle, peduncle; tail, train, flap, skirt, pigtail, pony tail, pendulum; hangnail peg, knob, button, hook, nail, stud, ring, staple, tenterhook; fastening etc. 45; spar, horse.    ... show more

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 193: littleness etc. adj.; smallness etc. (of quantity) 32; exiguity, inextension^†; parvitude^†, parvity^†; duodecimo^†; Elzevir edition, epitome, microcosm; rudiment; vanishing point; thinness etc. 203.    dwarf, pygmy, pigmy^†, Liliputian, chit, pigwidgeon^†, urchin, elf; atomy^†, dandiprat^†; doll, puppet; Tom Thumb, Hop-o'-my-thumb^†; manikin, mannikin; homunculus, dapperling^†, cock-sparrow.    animalcule, monad, mite, insect, emmet^†, fly, midge, gnat, shrimp, minnow, worm, maggot, entozoon^†; bacteria; infusoria^†; microzoa [Micro.]; phytozoaria^†; microbe; grub; tit, tomtit, runt, mouse, small fry; millet seed, mustard seed; barleycorn; pebble, grain of sand; molehill, button, bubble.    point; atom etc. (small quantity) 32; fragment etc. (small part) 51; powder etc. 330; point of a pin, mathematical point; minutiae etc. (unimportance) 643.    micrometer; vernier; scale.    microphotography, photomicrography, micrography^†; photomicrograph, microphotograph; microscopy; microscope (optical instruments) 445.    ... show more

Dutch: knoop
Polish: guzik

An electrical switch operated by pressing:
— The elevator was operated by push buttons.

synonyms: push, push button.

Dutch: knop

Any of various plant parts that resemble buttons.

A round flat badge displaying information and suitable for pinning onto a garment.

Dutch: badge, speld

A female sexual organ homologous to the penis.

synonyms: clit, clitoris.

Dutch: knopje, clitoris, kittelaar
Polish: clitoris, łechtaczka, klitoris

A device that when pressed will release part of a mechanism.

synonym: release.

Dutch: badge, toets, knop
Polish: zwalniacz

Any artifact that resembles a button.

Provide with buttons.

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

Fasten with buttons.

Dutch: dichtknopen