vapourer

Etymology

From vapour + -er.

vapourer means any of several tussock moths (family Erebidae, subfamily Lymantriinae), especially of the genus Orgyia. Lexicurio rates it Sui generis — a strength score of 93 out of 100.

noun

Any of several tussock moths (family Erebidae, subfamily Lymantriinae), especially of the genus Orgyia.
One who vapours; a braggart.