give (one) a run for (one's) money

To challenge one's ability, fortitude, or patience. Don't underestimate our opponents today—I think they'll give us a run for our money. Having an infant and a toddler sure is giving me a run for my money.

Common Names:

Name	Pronounced	Usage
Rikuto	ṙee-koo-to	Japanese
Bakİ	-	Turkish
Ezequiel	-	Spanish, Portuguese
Philip	['filip]
ÁSvaldr	-	Ancient Scandinavian
LesŁAw	LES-wahf	Polish