WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / siouan language siouan language noun 15 letters Scrabble 16 WWF 23 Definitions noun a family of North American Indian languages spoken by the Sioux siouan Look “siouan language” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →