wheat eelworm vs wheatworm

wheat eelworm and wheatworm both are nouns.

Word	Noun	Adjective	Verb	Adverb
wheat eelworm	Yes	No	No	No
wheatworm	Yes	No	No	No

As nouns, wheat eelworm and wheatworm are synonyms defined as:

Other synonyms of wheat eelworm include Tylenchus tritici, wheat eel.

wheat eelworm (noun)	wheatworm (noun)
small roundworm parasitic on wheat	small roundworm parasitic on wheat