smirker
Etymology
From smirk + -er.
smirker means one who smirks. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
noun
- One who smirks.“He is returning to the staircase {...} when he re-meets the smirking young officer, who is on his way back down. This time the smirker has decided to be someone else entirely: he is bashful. Red-cheeked.”