trueness vs loyalty

trueness and loyalty both are nouns.

Word	Noun	Adjective	Verb	Adverb
trueness	Yes	No	No	No
loyalty	Yes	No	No	No

As nouns, trueness and loyalty are synonyms defined as:

trueness (noun)	loyalty (noun)
exactness of adjustment	the act of binding yourself (intellectually or emotionally) to a course of action
the quality of being loyal	the quality of being loyal
conformity to reality or actuality	feelings of allegiance