WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / N / nefarious nefarious adjective /nɪfɜriəs/ 4 syllables 9 letters Scrabble 12 WWF 14 Definitions adjective extremely wicked “nefarious schemes” villainous Look “nefarious” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →