TENEBRIOUS Scrabble 12 Words With Friends 15 Scrabble letter values: T1E1N1E1B3R1I1O1U1S1 = 12 Definition adjective dark and gloomy. — synonyms: tenebrous, tenebrific Examples “a tenebrous cave” See all 681 words you can make from TENEBRIOUS → 10-letter words Words starting with T Words ending with S ← Unscramble different letters