egger vs lasiocampid moth

egger and lasiocampid moth both are nouns.

Word	Noun	Adjective	Verb	Adverb
egger	Yes	No	No	No
lasiocampid moth	Yes	No	No	No

As nouns, lasiocampid moth is a hypernym of egger; that is, lasiocampid moth is a word with a broader meaning than egger:

egger: moth having nonfunctional mouthparts as adults; larvae feed on tree foliage and spin egg-shaped cocoons
lasiocampid moth: medium-sized stout-bodied neutral-colored moths with comb-like antennae

Other hypernyms of egger include lasiocampid.

egger (noun)	lasiocampid moth (noun)
moth having nonfunctional mouthparts as adults; larvae feed on tree foliage and spin egg-shaped cocoons	medium-sized stout-bodied neutral-colored moths with comb-like antennae