(1) - Smirch (n.) A smutch; a dirty stain. (2) - Smirch (v. t.) To smear with something which stains, or makes dirty; to smutch; to begrime; to soil; to sully.
(1) - Smirk (a.) Nice,; smart; spruce; affected; simpering. (2) - Smirk (n.) A forced or affected smile; a simper. (3) - Smirk (v. i.) To smile in an affected or conceited manner; to smile with affected complaisance; to simper.