WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / mirthfulness mirthfulness noun /mɜrθfəlnɛs/ 3 syllables 12 letters Scrabble 20 WWF 23 Definitions noun great merriment gleegleefulnesshilaritymirth Look “mirthfulness” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →