Scrabble?! STAIN

Definitions of STAIN in various dictionaries:

noun - a soiled or discolored appearance

noun - (microscopy) a dye or other coloring material that is used in microscopy to make structures visible

noun - the state of being covered with unclean things

noun - a symbol of disgrace or infamy

noun - an act that brings discredit to the person who does it

verb - color with a liquid dye or tint

verb - produce or leave stains

verb - make dirty or spotty, as by exposure to air

verb - color for microscopic study

To discolor, soil, or spot.

To bring into disrepute; taint or tarnish.

To color (glass, for example) with a coat of penetrating liquid dye or tint.

To produce or receive discolorations.

A discolored or soiled spot or smudge.

A blemish on one’s moral character or reputation.

A liquid substance applied especially to wood that penetrates the surface and imparts a rich color.

The central meaning shared by these noun s is “a mark of discredit or disgrace, as on one’s good name”: a stain on his honor; the blot of treason; the brand of cowardice; the stigma of ignominious defeat; the taint of vice.

verb - to discolor or dirty