The phonetic transcription of "unconvincing" is /ˌʌnkənˈvɪnsɪŋ/ in British English and /ˌʌnkənˈvɪnsɪŋ/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "unconvincing": dubious, feeble, doubtful, flimsy, weak, unlikely, implausible.
Example usage of "unconvincing": "His excuse was unconvincing, so I didn't believe him.". More examples on the page.