advantageousness vs favourableness

advantageousness and favourableness both are nouns.

Word	Noun	Adjective	Verb	Adverb
advantageousness	Yes	No	No	No
favourableness	Yes	No	No	No

As nouns, advantageousness and favourableness are synonyms defined as:

advantageousness and favourableness: the quality of being encouraging or promising of a successful outcome

Other synonyms of advantageousness include favorableness, positiveness, positivity, profitableness.

advantageousness (noun)	favourableness (noun)
the quality of being encouraging or promising of a successful outcome	the quality of being encouraging or promising of a successful outcome