UMTEENTH Scrabble 13 Words With Friends 15 Scrabble letter values: U1M3T1E1E1N1T1H4 = 13 Definition adjective last in an indefinitely numerous series. — synonyms: umpteenth, umptieth See all 69 words you can make from UMTEENTH → 8-letter words Words starting with U Words ending with H ← Unscramble different letters