Antonyms of noun improperness

1 sense of improperness

Sense 1
impropriety, improperness -- (an improper demeanor)
       Antonym of properness (Sense 1)
      => propriety, properness, correctitude -- (correct or appropriate behavior)

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

1 sense of improperness

Sense 1
impropriety, improperness -- (an improper demeanor)
       => demeanor, demeanour, behavior, behaviour, conduct, deportment -- ((behavioral attributes) the way a person behaves toward other people)