VISCOUSNESS Scrabble 16 Words With Friends 20 Scrabble letter values: V4I1S1C3O1U1S1N1E1S1S1 = 16 Definition noun resistance of a liquid to shear forces (and hence to flow). — synonyms: viscosity See all 197 words you can make from VISCOUSNESS → 11-letter words Words starting with V Words ending with S ← Unscramble different letters