rete testis vs rete

rete testis and rete both are nouns.

Word	Noun	Adjective	Verb	Adverb
rete testis	Yes	No	No	No
rete	Yes	No	No	No

As nouns, rete is a hypernym of rete testis; that is, rete is a word with a broader meaning than rete testis:

rete testis: network of tubules carrying sperm from the seminiferous tubules to the vasa efferentia
rete: a network of intersecting blood vessels or intersecting nerves or intersecting lymph vessels

Other hypernyms of rete testis include plexus.

rete testis (noun)	rete (noun)
network of tubules carrying sperm from the seminiferous tubules to the vasa efferentia	a network of intersecting blood vessels or intersecting nerves or intersecting lymph vessels