impropriety (noun) - the act or state of being improper, unseemly, or unsuitable; a violation of standards of behavior, manners, or etiquette [im-pruh-prahy-i-tee]
BREAKDOWN: IM- (not) + PROPRI- (proper) + -TY (quality)
propriety is behavior that follows accepted social or moral standards for what is proper; fitness or suitability
improper means not in accordance with facts, rules, or etiquette; inappropriate, unsuitable, or incorrect
“While discretion points out the impropriety of my conduct, inclination urges me on to ruin.” —Susanna Rowson