Improperness refers to a lack of suitability or appropriateness. Synonyms for improperness include inappropriateness, wrongness, unfitness, indecency, impropriety, unsuitability, and unseemliness. These words are often used interchangeably to refer to actions, behaviors, or attitudes that are considered inappropriate or offensive. Other words that may be related to improperness include misconduct, immodesty, obscenity, offense, and irregularity. Whether in personal or professional situations, it is important to avoid improperness, and to strive towards communication and actions that are suitable, respectful, and ethical. In general, it is always wise to exercise good judgment and consider the impact your words and deeds may have on others.