faithful vs trusty

faithful and trusty both are nouns.

Word	Noun	Adjective	Verb	Adverb
faithful	Yes	Yes	No	No
trusty	Yes	Yes	No	No

faithful (noun)	trusty (noun)
a group of people who adhere to a common faith and habitually attend a given church	a convict who is considered trustworthy and granted special privileges
any loyal and steadfast following

faithful (adjective)	trusty (adjective)
steadfast in affection or allegiance	worthy of trust or belief
not having sexual relations with anyone except your husband or wife, or your boyfriend or girlfriend
marked by fidelity to an original