WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / mirthless mirthless adjective /mɜrθlɪs/ 2 syllables 9 letters Scrabble 14 WWF 15 Definitions adjective lacking mirth Look “mirthless” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →