Impropriety /(?)/

pl. Improprieties

1. The quality of being improper; unfitness or unsuitableness to character, time place, or circumstances; as, impropriety 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.

   Many gross improprieties, however authorized by practice, ought to be discarded.