grate

1 to disturb the peace of mind of (someone) especially by repeated disagreeable acts <unintentionally or not, you say rude things that grate people> Synonyms aggravate, annoy, bother, bug, burn (up), chafe, eat, exasperate, frost, gall, get, irritate, gripe, hack (off), irk, itch, nark [British], nettle, peeve, persecute, pique, put out, rasp, 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

2 to pass roughly and noisily over or against a surface <the sled grated along the bare pavement> Synonyms scrape, grind, rasp, scratchRelated Words rub; groan, whineNear Antonyms glide, skate, slide

3 to press or strike against or together so as to make a scraping sound <he grated the pieces of metal together> Synonyms crunch, gnash, grind, grit, scrape, scrunchRelated Words creak, groan, moan, rasp, scratch, whine; clash, collide, jangle, jar