rasp

1 to make smooth by friction <after sawing the board in half, rasp the ends to remove any splinters> Synonyms buff, file, hone, grind, rub, sandRelated Words plane, scrape; sandblast, scour; burnish, dress, gloss, polish, shine, smooth; edge, hone, sharpen, strop, whet; regrindNear Antonyms coarsen, rough (up), roughen, scuff

2 to pass roughly and noisily over or against a surface <the sound of fingernails rasping on the blackboard makes me cringe> Synonyms grate, grind, scrape, scratchRelated Words rub; groan, whineNear Antonyms glide, skate, slide

3 to disturb the peace of mind of (someone) especially by repeated disagreeable acts <the two siblings seemed intent on rasping each other for the entire car trip> Synonyms aggravate, annoy, bother, bug, burn (up), chafe, eat, exasperate, frost, gall, get, grate, gripe, hack (off), irk, itch, nark [British], nettle, peeve, persecute, pique, put out, irritate, rile, ruffle, spite, vexRelated Words hassle, heckle; nag; inflame (also enflame), provoke, rouse; badger, bait, bullyrag (also ballyrag), devil, hagride, harass, harry, pester, plague, tease; anger, antagonize, enrage, incense, infuriate, madden, rankle, roil; agitate, discomfort, discompose, disquiet, distress, exercise, freak (out), fret, perturb, undo, unhinge, unsettle, upset, worry; affront, insult, miff, offend, outrageNear Antonyms appease, conciliate, mollify, oblige, pacify, placate, propitiate; delight, gladden, gratify, please, satisfy; assure, cheer, comfort, console, content, quiet, reassure, solace, soothe

4 to damage or diminish by continued friction <during the last ice age, glaciers rasped the surface, leaving the deeply scarred rock> Synonyms chafe, corrade, erode, fray, frazzle, fret, gall, abrade, rub, wearRelated Words file, gnaw, grate, graze, grind, nibble, sandblast, sandpaper, scour, scrape, scuff, shave; erase, reduce, rub out, wear out, wipe (away); bite, break down, break up, chew, corrode, decompose, disintegrate, dissolve, eat; hone, sharpen, whet