WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / I / impetuousness impetuousness noun 13 letters Scrabble 17 WWF 22 Definitions noun rash impulsiveness impetuosity Look “impetuousness” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →