positivity vs positiveness

positivity and positiveness both are nouns.

Word	Noun	Adjective	Verb	Adverb
positivity	Yes	No	No	No
positiveness	Yes	No	No	No

As nouns, positivity and positiveness are synonyms defined as:

positivity and positiveness: a quality or state characterized by certainty or acceptance or affirmation and dogmatic assertiveness

Other synonyms of positivity include positivism.

As nouns, positivity and positiveness are synonyms defined as:

positivity and positiveness: the quality of being encouraging or promising of a successful outcome

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

As nouns, positivity and positiveness are synonyms defined as:

positivity and positiveness: the quality of being undeniable and not worth arguing about

Other synonyms of positivity include incontrovertibility, incontrovertibleness.

As nouns, positivity and positiveness are synonyms defined as:

As nouns, positivity and positiveness are synonyms defined as:

positivity and positiveness: the character of the positive electric pole

positivity (noun)	positiveness (noun)
a quality or state characterized by certainty or acceptance or affirmation and dogmatic assertiveness	a quality or state characterized by certainty or acceptance or affirmation and dogmatic assertiveness
the quality of being encouraging or promising of a successful outcome	the quality of being encouraging or promising of a successful outcome
the quality of being undeniable and not worth arguing about	the quality of being undeniable and not worth arguing about
an amount greater than zero	an amount greater than zero
the character of the positive electric pole	the character of the positive electric pole