bite off more than you can chew
Intermediate (B1) informal
To try to do more than you are able to do.
"She bit off more than she could chew by taking three jobs at once."
Hear it in context
Abroad in Japan Live 🌟 Dinner in Tokyo | Feat. @RyotarosJapan
Abroad in Japan · 51:07
Don't bite off more than you can chew.
How To Know Yourself | Jordan Peterson | Best Life Advice
WordToTheWise · 6:41
everyone starts you don't wanna bite off more than you can chew