lymantriid vs tussock moth

lymantriid and tussock moth both are nouns.

Word	Noun	Adjective	Verb	Adverb
lymantriid	Yes	No	No	No
tussock moth	Yes	No	No	No

As nouns, lymantriid and tussock moth are synonyms defined as:

lymantriid and tussock moth: dull-colored moth whose larvae have tufts of hair on the body and feed on the leaves of many deciduous trees

lymantriid (noun)	tussock moth (noun)
dull-colored moth whose larvae have tufts of hair on the body and feed on the leaves of many deciduous trees	dull-colored moth whose larvae have tufts of hair on the body and feed on the leaves of many deciduous trees