Synonyms of stain

1. stain, discoloration, discolouration, appearance, visual aspect: usage: a soiled or discolored appearance; "the wine left a dark stain"
2. stain, coloring material, colouring material, color, colour: usage: (microscopy) a dye or other coloring material that is used in microscopy to make structures visible
3. dirt, filth, grime, soil, stain, grease, grunge, dirtiness, uncleanness: usage: the state of being covered with unclean things
4. mark, stigma, brand, stain, symbol: usage: a symbol of disgrace or infamy; "And the Lord set a mark upon Cain"--Genesis
5. blot, smear, smirch, spot, stain, mistake, error, fault: usage: an act that brings discredit to the person who does it; "he made a huge blot on his copybook"

1. stain, dye: usage: color with a liquid dye or tint; "Stain this table a beautiful walnut color"; "people knew how to stain glass a beautiful blue in the middle ages"
2. stain, change, alter, modify: usage: produce or leave stains; "Red wine stains the table cloth"
3. tarnish, stain, maculate, sully, defile, spot, fleck, blob, blot: usage: make dirty or spotty, as by exposure to air; also used metaphorically; "The silver was tarnished by the long exposure to the air"; "Her reputation was sullied after the affair with a married man"
4. stain, dye: usage: color for microscopic study; "The laboratory worker dyed the specimen"