strawworm vs caddisworm

strawworm and caddisworm both are nouns.

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

As nouns, strawworm and caddisworm are synonyms defined as:

strawworm and caddisworm: larva of the caddis fly; constructs a case of silk covered with sand or plant debris

strawworm (noun)	caddisworm (noun)
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
larva of the caddis fly; constructs a case of silk covered with sand or plant debris