Answer: smirched

AnswerCrossword Clue
SMIRCHEDTarnished
smirchedstain or blot, as on reputation
smirchedto discolor or soil; spot or smudge with or as with soot, dust, dirt, etc.
smirchedSMIRCH, to soil (to make dirty (soiled))
smirchedto sully or tarnish (a person, reputation, character, etc.); disgrace; discredit
smircheddirty mark or smear, as of soot, dust, dirt, etc.