The word "unimpeachable" in English means: Impossible to doubt or question; completely trustworthy., So honest and good that people are sure you can be trusted..
The phonetic transcription of "unimpeachable" is /ˌʌnɪmˈpiːtʃəbl/ in British English and /ˌʌnɪmˈpiːtʃəbl/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "unimpeachable": unquestionable, irrefutable, indisputable, reliable, trustworthy, flawless.
Example usage of "unimpeachable": "His alibi is unimpeachable, he was with me all night.". More examples on the page.