friar vs mendicant

friar and mendicant both are nouns.

Word	Noun	Adjective	Verb	Adverb
friar	Yes	No	No	No
mendicant	Yes	Yes	No	No

As nouns, friar and mendicant are synonyms defined as:

friar and mendicant: a male member of a religious order that originally relied solely on alms

friar (noun)	mendicant (noun)
a male member of a religious order that originally relied solely on alms	a pauper who lives by begging
	a male member of a religious order that originally relied solely on alms

friar (adjective)	mendicant (adjective)
	practicing beggary