spare no effort to

spare no effort to do something

to work as hard as possible to achieve something Emergency services have spared no effort to help people whose homes were destroyed by the tornadoes.

Related vocabulary: spare no expense

Name	Pronounced	Usage
Khatuna	-	Georgian
Cory	KAWR-ee	English
AtİLa	-	Turkish
Cyrus	SIE-rəs (English)	English, Biblical, Biblical Latin, Ancient Greek (Latinized)
FranÇOise	frawn-SWAWZ	French
Venera	vye-NYE-rah (Russian), vee-NYE-rah (Russian)	Russian, Bulgarian, Albanian