INSUBORDINATION Scrabble 18 Words With Friends 23 Scrabble letter values: I1N1S1U1B3O1R1D2I1N1A1T1I1O1N1 = 18 Definition noun defiance of authority. noun an insubordinate act. — synonyms: rebelliousness See all 1073 words you can make from INSUBORDINATION → 15-letter words Words starting with I Words ending with N ← Unscramble different letters