vicariate vs vicarship

vicariate and vicarship both are nouns.

Word	Noun	Adjective	Verb	Adverb
vicariate	Yes	No	No	No
vicarship	Yes	No	No	No

As nouns, vicariate and vicarship are synonyms defined as:

vicariate and vicarship: the religious institution under the authority of a vicar

vicariate (noun)	vicarship (noun)
the religious institution under the authority of a vicar	the religious institution under the authority of a vicar