accent, adherent, adhesive, barnacle, belch, blare, blat, boll, bramble, bray, brier, bristle, broad accent, brogue, bulldog, buzz, cackle, cactus, capsule, catchweed, caw, cement, chirr, chiseling, clang, clangor, clank, clash, cleavers, cod, craunch, croak, cross-hatching, crump, crunch, decal, decalcomania, demitint, drawl, engravement, engraving, etch, etching, follicle, gem-engraving, glass-cutting, glue, glyptic, goose grass, graving, grind, groan, growl, grumble, gunk, half tint, hatching, hull, husk, incision, inscript, inscription, jangle, jar, leech, legume, legumen, limpet, line, lining, marking, molasses, mucilage, needle, nettle, paste, pease cod, pericarp, pine needle, plaster, pod, prickle, quill, rasp, regional accent, remora, score, scoring, scranch, scrape, scratch, scratching, scrunch, seed pod, seed vessel, seedbox, seedcase, silique, slash, slashing, snarl, snore, spicule, spiculum, spike, spikelet, spine, sticker, stipple, stippling, syrup, thistle, thorn, tint, tooling, twang, type-cutting, yucca
sharpness, acuity, acumination, spinosity, point, spike, spine, spicule, spiculum, needle, hypodermic needle, tack, nail, pin, prick, prickle, spur, rowel, barb, spit, cusp, horn, antler, snag, tag thorn, bristle, Adam's needle, bear grass, tine, yucca, nib, tooth, tusk, spoke, cog, ratchet, crag, crest, arete, cone peak, sugar loaf, pike, aiguille, spire, pyramid, steeple, beard, chevaux de frise, porcupine, hedgehog, brier, bramble, thistle, comb, awn, beggar's lice, bur, burr
, catchweed, cleavers, clivers, goose, grass, hairif, hariff, flax comb, hackle, hatchel, heckle, wedge, knife edge, cutting edge, blade, edge tool, cutlery, knife, penknife, whittle, razor, razor blade, safety razor, straight razor, electric razor, scalpel, bistoury, lancet, plowshare, coulter, colter, hatchet, ax, pickax, mattock, pick, adze, gill, billhook, cleaver, cutter, scythe, sickle, scissors, shears, pruning shears, cutters, wire cutters, nail clipper, paper cutter, sword, bodkin, belduque, bowie knife, paring knife, bushwhacker, drawing knife, drawing shave, microtome, chisel, screwdriver blade, flint blade, guillotine, sharpener, hone, strop, grindstone, whetstone, novaculite, steel, emery, sharp, keen, acute, acicular, aciform, aculeated, acuminated, pointed, tapering, conical, pyramidal, mucronate, mucronated, spindle shaped, needle shaped, spiked, spiky, ensiform, peaked, salient, cusped, cuspidate, cuspidated, cornute, cornuted, cornicultate, prickly, spiny, spinous, spicular, thorny, bristling, muricated, pectinated, studded, thistly, briary, craggy, snaggy, digitated, two-edged, fusiform, dentiform, denticulated, toothed, odontoid, starlike, stellated, stelliform, sagittate, sagittiform, arrowheaded, arrowy, barbed, spurred, acinaciform, apiculate, apiculated, aristate, awned, awny, bearded, calamiform, cone-shaped, coniform, crestate, echinate, gladiate, lanceolate, lanciform, awl, awl-shaped, lance-shaped, awl- shaped, scimitar-shaped, sword-shaped, setarious, spinuliferous, subulate, tetrahedral, xiphoid, cutting, sharp edged, knife edged, sharp as a razor, keen as a razor, sharp as a needle, sharp as a tack, sharpened, set.
creak, grate, jar, burr
, pipe, twang, jangle, clank, clink, scream, yelp, buzz, set the teeth on edge, corcher les oreilles, pierce the ears, split the ears, split the head, offend the ear, grate upon the ear, jar upon the ear.