moral excellence vs virtuousness

moral excellence and virtuousness both are nouns.

Word	Noun	Adjective	Verb	Adverb
moral excellence	Yes	No	No	No
virtuousness	Yes	No	No	No

As nouns, moral excellence and virtuousness are synonyms defined as:

moral excellence and virtuousness: the quality of doing what is right and avoiding what is wrong

Other synonyms of moral excellence include virtue.

moral excellence (noun)	virtuousness (noun)
the quality of doing what is right and avoiding what is wrong	the quality of doing what is right and avoiding what is wrong