v. 25B6; verb STAIN, mark, soil, dirty, streak, smear, spot, tarnish, sully, spoil, mar, blemish; blacken, char; fade, bleach.
DISCOLOUR
Meaning of DISCOLOUR in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012