Crossword Clue:

smudge or stain

AnswerCrossword Clue
SMEARStain or smudge
TAINTSpot or stain.
BLOTStain or disgrace
FLAWTear or stain
BESMEARTarnish or stain
TACHEStain or blemish: French.
TATCHSpot or stain: Obs.