SEMINIFEROUS Scrabble 17 Words With Friends 20 Scrabble letter values: S1E1M3I1N1I1F4E1R1O1U1S1 = 17 Definition adjective bearing or producing seed or semen. Examples “seminiferous tubules” See all 640 words you can make from SEMINIFEROUS → 12-letter words Words starting with S Words ending with S ← Unscramble different letters