名詞 positivity:

1. the character of the positive electric pole
   同義詞：positiveness
2. a quality or state characterized by certainty or acceptance or affirmation and dogmatic assertiveness
   同義詞：positiveness, positivism
3. the quality of being encouraging or promising of a successful outcome
   同義詞：favorableness, favourableness, advantageousness, positiveness, profitableness
4. an amount greater than zero
   同義詞：positiveness
5. the quality of being undeniable and not worth arguing about
   同義詞：incontrovertibility, incontrovertibleness, positiveness