n. 25B6; noun STAIN, mark, patch, soiling, streak, spot, blotch, tarnishing; blemish, flaw, defect, bruise, contusion; birthmark, naevus; liver spot, age spot; informal splodge, splotch; Medicine ecchymosis.
DISCOLORATION
Meaning of DISCOLORATION in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012