smudge smudge /ˈsmʌdʒ/

noun

1. A blemish made by dirt  ( daub , slur , smear , blot , smirch , smudge , spot )
   a blemish made by dirt
    He had a smudge on his cheek
   he had a smudge on his cheek
   
2. A smoky fire to drive away insects  ( smudge )
   a smoky fire to drive away insects
   

verb

1. Make a smudge on; soil by smudging  ( blur , smear , smudge , smutch )
   make a smudge on; soil by smudging