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
Arseni	ahr-SYE-nee	Russian
Climacus	-	Late Roman
Mcelroy	['mæklrɔi]
Sjaak	SHAH:K	Dutch
Nayeli	-	Native American, Zapotec
Benito	be-NEE-to	Spanish, Italian