The phonetic transcription of "platitudinous" is /ˌplætɪˈtjuːdɪnəs/ in British English and /ˌplætɪˈtuːdɪnəs/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "platitudinous": hackneyed, commonplace, trite, vapid, stock, insipid, banal.
Example usage of "platitudinous": "His speech was platitudinous and boring.". More examples on the page.