uninitiate vs uninitiated

uninitiate is a noun but uninitiated is not a noun.

Word	Noun	Adjective	Verb	Adverb
uninitiate	Yes	Yes	No	No
uninitiated	No	Yes	No	No

As adjectives, uninitiate and uninitiated are synonyms defined as:

uninitiate and uninitiated: not initiated; deficient in relevant experience

Other synonyms of uninitiate include naive.

uninitiate (noun)	uninitiated (noun)
people who have not been introduced to the mysteries of some field or activity

uninitiate (adjective)	uninitiated (adjective)
not initiated; deficient in relevant experience	not initiated; deficient in relevant experience