impropriety Meaning, Definition & Usage

  1. noun an improper demeanor
    improperness.
  2. noun the condition of being improper
  3. noun an indecent or improper act
    indecency.
  4. noun an act of undue intimacy
    familiarity; liberty; indecorum.

WordNet

Im`pro*pri"e*ty noun
Etymology
L. improprietas; cf. F. impropriété. See Improper.
Wordforms
plural Improprieties
Definitions
  1. The quality of being improper; unfitness or unsuitableness to character, time place, or circumstances; as, improperiety of behavior or manners.
  2. That which is improper; an unsuitable or improper act, or an inaccurate use of language.
    But every language has likewise its improprieties and absurdities. Johnson.
    Many gross improprieties, however authorized by practice, ought to be discarded. Swift.

Webster 1913