Thā-li'a

[Lat., Gr. θάλεια, θαλία, originally, blooming, luxuriant, fr. θάλλειν, to be luxuriant.] (Myth.) (a.) The Muse who presided over comedy and idyllic poetry. (b.) One of the Graces. (c.) One of the Nereids.

A draped classical woman stands holding a theatrical mask.
Thalia (from an ancient statue).