UNDETERMINABLE Scrabble 19 Words With Friends 25 Scrabble letter values: U1N1D2E1T1E1R1M3I1N1A1B3L1E1 = 19 Definition adjective not capable of being definitely decided or ascertained. — synonyms: indeterminable See all 1904 words you can make from UNDETERMINABLE → 14-letter words Words starting with U Words ending with E ← Unscramble different letters