smirk

smirk
v. intrans.
Ar. and P. θρύπτεσθαι, P. καλλωπίζεσθαι.

smirk (v.): perh. *mīmĭcē, mŏlestē subrīdēre (based on: incedere mimice ac moleste, Cat. 40, (42), 7: or, *amicitiae simulatione subridere: *inepte et frigide subridere.

smirk (subs.): rīsus ĭneptus, Cat. 37 (39), 16: less precisely, ficti simulatique vultus (cf. Cic. Clu. 26, 72): molestus vultus, Quint.