Added 9 October 2026 terrifying /ˈtɛɹɪfaɪ.ɪŋ/ adjective Categories: Describing WordsUncommon Words In Latin: terrificus Wiktionary adjective ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about terrifying at Wordnik → Where our words come from → Causing extreme terror. a terrifying wail Related Words: alarmingterrificfearsomefrighteningscaryfearfulhorrifyingfrightfuldreadedspookynightmarishhorrible Back to today's word