grime

foul matter that mars the purity or cleanliness of something this new product really cuts through grime Synonyms crud, dirt, filth, gunk, muck, smut, soilRelated Words scum, sewage, sewerage, slime, sludge, swill; dross, dust [British], garbage, junk, litter, refuse, rubbish, scrap, trash, waste; crock [dialect], soot; dinginess, dirtiness, dustiness, filthiness, foulness, griminess, grubbiness, nastiness, squalidness, uncleanliness, uncleannessNear Antonyms cleanliness, cleanness

to make dirty countless hours of work were needed to clean the floors of the old warehouse that had been grimed from a century of use Synonyms befoul, begrime, bemire, besmirch, blacken, daub, distain [archaic], foul, gaum [dialect], dirty, mire, muck, muddy, smirch, smudge, soil, stain, sullyRelated Words contaminate, defile, pollute, taint; discolor; confuse, disarrange, disarray, dishevel, disorder, draggle, jumble, mess, muddle; colly [chiefly British dialect], crock [dialect]Near Antonyms decontaminate, purge, purify; disinfect, sanitize; brush, dry-clean, dust, launder, mop, rinse, scour, scrub, sweep, wash, wipe; brighten, deodorize, freshen, renew, spruce (up); straighten (up), tidy (up)Antonyms clean, cleanse