WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / O / o'neill o'neill noun /oʊnil/ 1 syllables 7 letters Scrabble 6 WWF 9 Definitions noun United States playwright (1888-1953) eugene gladstone o'neilleugene o'neill Look “o'neill” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →