Antonyms of noun indecorum

1 of 2 senses of indecorum

Sense 1
indecorum, indecorousness -- (a lack of decorum)
       Antonym of decorum (Sense 1)
      => decorum, decorousness -- (propriety in manners and conduct)

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

2 senses of indecorum

Sense 1
indecorum, indecorousness -- (a lack of decorum)
       => impropriety, improperness -- (an improper demeanor)

Sense 2
familiarity, impropriety, indecorum, liberty -- (an act of undue intimacy)
       => misbehavior, misbehaviour, misdeed -- (improper or wicked or immoral behavior)