stain

nouns

a soiled or discolored appearance
"the wine left a dark stain"
discoloration, discolouration, stain
(microscopy) a dye or other coloring material that is used in microscopy to make structures visible
stain
domain category
research with the use of microscopes
microscopy
is a type of (narrower)
any material used for its color
"she used a different color for the trim"
color, coloring material, colour, colouring material
the state of being covered with unclean things
dirt, filth, grease, grime, grunge, soil, stain
a symbol of disgrace or infamy
"And the Lord set a mark upon Cain"--Genesis
brand, mark, stain, stigma
an act that brings discredit to the person who does it
"he made a huge blot on his copybook"
blot, smear, smirch, spot, stain

verbs

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"
stain
is derived from
stainer
is a type of (narrower)
color with dye
"Please dye these shoes"
dye
produce or leave stains
"Red wine stains the table cloth"
stain
verb group
make a spot or mark onto
"The wine spotted the tablecloth"
blob, blot, fleck, spot
is a type of (narrower)
cause to change; make different; cause a transformation
"The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"
alter, change, modify
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"
defile, maculate, stain, sully, tarnish
color for microscopic study
"The laboratory worker dyed the specimen"
stain
is derived from
staining
is a type of (narrower)
color with dye
"Please dye these shoes"
dye