The phonetic transcription of "untiring" is /ʌnˈtaɪərɪŋ/ in British English and /ʌnˈtaɪərɪŋ/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "untiring": indefatigable, determined, persistent, relentless, tireless.
Example usage of "untiring": "She is an untiring worker and always completes her tasks.". More examples on the page.