Besmirch :: Besmirch (v. t.) To smirch or soil; to discolor; to obscure. Hence: To dishonor; to sully.
Smirch :: Smirch (v. t.) To smear with something which stains, or makes dirty; to smutch; to begrime; to soil; to sully..
Smirch :: Smirch (n.) A smutch; a dirty stain.
Smirk :: Smirk (v. i.) To smile in an affected or conceited manner; to smile with affected complaisance; to simper.
Smirk :: Smirk (n.) A forced or affected smile; a simper.
Smirk :: Smirk (a.) Nice,; smart; spruce; affected; simpering..