Antonyms of noun favorableness

1 sense of favorableness

Sense 1
favorableness, favourableness, advantageousness, positivity, positiveness, profitableness -- (the quality of being encouraging or promising of a successful outcome)
       Antonym of unfavorableness (Sense 1)
      => unfavorableness, unfavourableness -- (the quality of not being encouraging or indicative of success)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun favorableness

1 sense of favorableness

Sense 1
favorableness, favourableness, advantageousness, positivity, positiveness, profitableness -- (the quality of being encouraging or promising of a successful outcome)
       => advantage, vantage -- (the quality of having a superior or more favorable position; "the experience gave him the advantage over me")