MINDLESSNESS Scrabble 15 Words With Friends 19 Definition noun total lack of meaning or ideas. — synonyms: inanity, senselessness, vacuity, pointlessness noun the trait of acting rashly and without prudence. — synonyms: heedlessness, rashness See all 317 words you can make from MINDLESSNESS → 12-letter words Words starting with M Words ending with S ← Unscramble different letters