SEMESTRAL Scrabble 11 Words With Friends 13 Scrabble letter values: S1E1M3E1S1T1R1A1L1 = 11 Definition adjective occurring every six months or during every period of six months. — synonyms: semestrial See all 469 words you can make from SEMESTRAL → 9-letter words Words starting with S Words ending with L ← Unscramble different letters