hookworm vs hookworm disease

hookworm and hookworm disease both are nouns.

Word	Noun	Adjective	Verb	Adverb
hookworm	Yes	No	No	No
hookworm disease	Yes	No	No	No

As nouns, hookworm and hookworm disease are synonyms defined as:

hookworm and hookworm disease: infestation of the intestines by hookworms which enter the body (usually) through the skin

hookworm (noun)	hookworm disease (noun)
parasitic bloodsucking roundworms having hooked mouth parts to fasten to the intestinal wall of human and other hosts	infestation of the intestines by hookworms which enter the body (usually) through the skin
infestation of the intestines by hookworms which enter the body (usually) through the skin