| Word | Definitions | Synonyms |
|---|---|---|
| stain | (verb) produce or leave stains | - |
| (verb) color with a liquid dye or tint | - | |
| (verb) color for microscopic study | Synonyms: dye | |
| (verb) make dirty or spotty, as by exposure to air; also used metaphorically | Synonyms: defile, maculate, sully, tarnish |