WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / I / impregnability impregnability noun 14 letters Scrabble 24 WWF 29 Definitions noun having the strength to withstand attack invulnerability Look “impregnability” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →