WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / C / cosignatory cosignatory nounadjective /koʊsɪgnətoʊri/ 5 syllables 11 letters Scrabble 17 WWF 19 Definitions noun one of two or more signers of the same document (as a treaty or declaration) cosigner adjective signing jointly with others Look “cosignatory” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →