jointworm vs strawworm

jointworm and strawworm both are nouns.

Word	Noun	Adjective	Verb	Adverb
jointworm	Yes	No	No	No
strawworm	Yes	No	No	No

As nouns, jointworm and strawworm are synonyms defined as:

jointworm and strawworm: larva of chalcid flies injurious to the straw of wheat and other grains

jointworm (noun)	strawworm (noun)
larva of chalcid flies injurious to the straw of wheat and other grains	larva of chalcid flies injurious to the straw of wheat and other grains
	larva of the caddis fly; constructs a case of silk covered with sand or plant debris