WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / U / unfastener unfastener noun 4 syllables 10 letters Scrabble 13 WWF 16 Definitions noun a person who unfastens or unwraps or opens openerundoeruntier Look “unfastener” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →