WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / V / viscousness viscousness noun 3 syllables 11 letters Scrabble 16 WWF 20 Definitions noun resistance of a liquid to shear forces (and hence to flow) viscosity Look “viscousness” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →