primate vs prelate

primate and prelate both are nouns.

Word	Noun	Adjective	Verb	Adverb
primate	Yes	No	No	No
prelate	Yes	No	No	No

As nouns, primate and prelate are synonyms defined as:

Other synonyms of primate include archpriest, hierarch, high priest.

primate (noun)	prelate (noun)
any placental mammal of the order Primates; has good eyesight and flexible hands and feet	a senior clergyman and dignitary
a senior clergyman and dignitary