IMPROPRIETY ► audio Scrabble 20 Words With Friends 22 Definition noun an improper demeanor. — synonyms: improperness noun the condition of being improper. noun an indecent or improper act. — synonyms: indecency noun an act of undue intimacy. — synonyms: familiarity, indecorum, liberty See all 255 words you can make from IMPROPRIETY → 11-letter words Words starting with I Words ending with Y ← Unscramble different letters