Synonyms of the word 
STAINING → DIRTYING - DYEING - MACULATION - SOILING - SOILURE - SPOTTING
staining
- v. present participle of stain.
dirtying
- v. present participle of dirty.
dyeing
- v. present participle of dye.
- n. The act by which something is dyed.
maculation
- n. (Shakespearian) The act of spotting; a spot; a blemish. See immaculate.
soiling
- v. present participle of soil.
- n. An act of making dirty.
soilure
- n. Making or becoming dirty; soiling, staining.
spotting
- v. present participle of spot.
- n. A spotted pattern.
- n. The act of spotting or sighting something.
If you are interested in words, visit the following sites :
- wiktionary.org/staining For complete definition of a word
- 1word.ws/staining to play with words, suffixs, prefixs, etc.