The phonetic transcription of "wrongdoer" is /ˈrɒŋˌduːər/ in British English and /ˈrɔːŋˌduːər/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "wrongdoer": criminal, culprit, malefactor.
Example usage of "wrongdoer": "The police caught the wrongdoer quickly.". More examples on the page.