lasiocampid vs lappet

lasiocampid and lappet both are nouns.

Word	Noun	Adjective	Verb	Adverb
lasiocampid	Yes	No	No	No
lappet	Yes	No	No	No

As nouns, lappet is a hyponym of lasiocampid; that is, lappet is a word with a more specific, narrower meaning than lasiocampid:

lasiocampid: medium-sized stout-bodied neutral-colored moths with comb-like antennae
lappet: medium-sized hairy moths; larvae are lappet caterpillars

Other hyponyms of lasiocampid include eggar, egger, Malacosoma disstria, tent-caterpillar moth, lappet moth, webworm moth.

lasiocampid (noun)	lappet (noun)
medium-sized stout-bodied neutral-colored moths with comb-like antennae	medium-sized hairy moths; larvae are lappet caterpillars
	a small lap on a garment or headdress
	a fleshy wrinkled and often brightly colored fold of skin hanging from the neck or throat of certain birds (chickens and turkeys) or lizards