Thesaurus

Synonyms for Ratty include:

aged, attrited, Augean, battered, bedraggled, befouled, begrimed, bespattered, besplashed, black, buggy, clapped out, cobwebby, creaky, decrepit, derelict, dingy, dirty, dirty-faced, dog-eared, draggled, dust-covered, dusty, eared, eroded, faecal, fecal, feculent, filthy, flea-bitten, flyblown, foul, fouled, frayed, gnawer, gnawing animal, greasy, grimy, grubby, grungy, impure, lousy, maculate, mangey, mangy, moth-eaten, mothy, mucky, muddy, nasty, oily, old, played out, raddled, ragged, ratty, raunchy, rodent, run-down, scoured, scruffy, scummy, seedy, shabby, shopsoiled, shopworn, smudgy, smutty, snot-nosed, snotty, soiled, sooty, sordid, spattered, splashed, squalid, tatterdemalion, tattered, tatty, threadbare, thumbed, travel-soiled, travel-stained, unclean, uncleanly, unswept, untidy, unwashed, vermiculate, waterworn, weather-beaten, weathered, weatherworn, well-worn, woebegone, worm-eaten, wormy, worn, worn-out

ratty is a ADJ.