neurosyphilis vs syph

neurosyphilis and syph both are nouns.

Word	Noun	Adjective	Verb	Adverb
neurosyphilis	Yes	No	No	No
syph	Yes	No	No	No

As nouns, syph is a hypernym of neurosyphilis; that is, syph is a word with a broader meaning than neurosyphilis:

neurosyphilis: syphilis of the central nervous system
syph: a common venereal disease caused by the treponema pallidum spirochete; symptoms change through progressive stages; can be congenital (transmitted through the placenta)

Other hypernyms of neurosyphilis include lues, lues venerea, pox, syphilis.

neurosyphilis (noun)	syph (noun)
syphilis of the central nervous system	a common venereal disease caused by the treponema pallidum spirochete; symptoms change through progressive stages; can be congenital (transmitted through the placenta)