OASTS Scrabble 5 Words With Friends 5 Scrabble letter values: O1A1S1T1S1 = 5 Definition OASTS is the plural of OAST. noun OAST: a kiln for drying hops. Anagrams of OASTS stoas See all 23 words you can make from OASTS → 5-letter words Words starting with O Words ending with S ← Unscramble different letters