Translation guide
The English verb 'redo' means to do something again, often to correct or improve it. In Japanese, the most common way to express this is with the prefix やり直す (yarinaosu), but other expressions exist depending on the nuance.
To do something over again, typically because the first attempt was unsatisfactory or to make it better.
The most common and versatile verb for 'redo'. It implies doing something again from scratch or redoing a process to fix it.
Please redo your homework.
Let's redo it from the beginning.
Specifically for remaking or rebuilding something physical or creative.
Please redo this document.
For rewriting or redrawing something.
I redid the report.
To perform the same action one more time, without necessarily implying correction.
To redo a room or space by changing its appearance or structure.
やり直す implies fixing a mistake or starting over, while もう一度やる simply means doing something one more time without judgment. Use やり直す when you want to correct or improve, and もう一度やる for neutral repetition.
English 'redo' is often translated as 再びする (futatabi suru), but this sounds unnatural. Stick to compound verbs with 直す or もう一度.
I redid the same task over and over.