impropriety
im.pro.pri.ety \.im-p(r)*-'pri--*t-e-\ n [F or LL; F improprie`te`, fr. LL improprietat-, improprietas)X, fr. L improprius 1: the quality or state of being improper 2: an improper or indecorous act or remark; specif : an unacceptabl e use of a word or of language