Antonyms of noun badness

1 of 3 senses of badness

Sense 1
bad, badness -- (that which is below standard or expectations as of ethics or decency; "take the bad with the good")
       Antonym of goodness (Sense 1)
      => good, goodness -- (that which is pleasing or valuable or useful; "weigh the good against the bad"; "among the highest goods of all are happiness and self-realization")

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

3 senses of badness

Sense 1
bad, badness -- (that which is below standard or expectations as of ethics or decency; "take the bad with the good")
       => quality -- (an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare)

Sense 2
badness, severity, severeness -- (used of the degree of something undesirable e.g. pain or weather)
       => intensity, intensiveness -- (high level or degree; the property of being intense)

Sense 3
naughtiness, mischievousness, badness -- (an attribute of mischievous children)
       => disobedience -- (the trait of being unwilling to obey)