WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / sinusitis sinusitis noun 9 letters Scrabble 9 WWF 11 Definitions noun inflammation of one of the paranasal sinuses Look “sinusitis” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →