What are the opposite words for seemliness?

Seemliness refers to a state of being appropriate or dignified. Its antonyms include indecency, impropriety, rudeness, impoliteness, inappropriateness, and unseemliness. Indecency means behavior that is obscene, offensive or vulgar. Impropriety pertains to conduct that is improper, unacceptable or contrary to conventional standards. Rudeness involves being discourteous, impolite or showing a lack of basic manners. Impoliteness denotes being ill-mannered or discourteous towards others. Inappropriateness refers to behavior, words or actions that are unsuitable or unfitting. And unseemliness, like its synonym, suggests being inappropriate or incompatible with given standards or expectations.