say it: VIL-uh-nuhs
villainous is an adjective meaning "extremely wicked". It is pronounced /ˈvɪlənəs/ — VIL-uh-nuhs. It carries one recorded sense.
Definitions, synonyms and semantic relations for villainous come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.