The phonetic transcription of "self-important" is /ˌself.ɪmˈpɔː.tənt/ in British English and /ˌself.ɪmˈpɔːr.tənt/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "self-important": pompous, arrogant, conceited, haughty, presumptuous, vain.
Example usage of "self-important": "He is a self-important person who loves to talk about himself.". More examples on the page.