recusant vs dissentient

recusant is a noun but dissentient is not a noun.

Word	Noun	Adjective	Verb	Adverb
recusant	Yes	Yes	No	No
dissentient	No	Yes	No	No

As adjectives, recusant and dissentient are synonyms defined as:

recusant and dissentient: (of Catholics) refusing to attend services of the Church of England

recusant (noun)	dissentient (noun)
someone who refuses to conform to established standards of conduct

recusant (adjective)	dissentient (adjective)
refusing to submit to authority	disagreeing, especially with a majority
(of Catholics) refusing to attend services of the Church of England	(of Catholics) refusing to attend services of the Church of England