Noun

• S: (n) grate, grating (a frame of iron bars to hold a fire)
• S: (n) grate (a harsh rasping sound made by scraping something)
• S: (n) grate, grating (a barrier that has parallel or crossed bars blocking a passage but admitting air)

Verb

• S: (v) grate (furnish with a grate) "a grated fireplace"
• S: (v) eat into, fret, rankle, grate (gnaw into; make resentful or angry) "The injustice rankled her"; "his resentment festered"
• S: (v) grate (reduce to small shreds or pulverize by rubbing against a rough or sharp perforated surface) "grate carrots and onions"; "grate nutmeg"
• S: (v) grate, grind (make a grating or grinding sound by rubbing together) "grate one's teeth in anger"
• S: (v) scrape, grate (scratch repeatedly) "The cat scraped at the armchair"