untrue vs unfaithful

untrue and unfaithful both are adjectives.

Word	Noun	Adjective	Verb	Adverb
untrue	No	Yes	No	No
unfaithful	No	Yes	No	No

untrue (adjective)	unfaithful (adjective)
not according with the facts	not true to duty or obligation or promises
(used especially of persons) not dependable in devotion or affection; unfaithful	having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend
not accurately fitted; not level	having the character of, or characteristic of, a traitor
not true to an obligation or trust	not trustworthy