work up a sweat

to put a lot of effort into something The volunteers are working up a sweat to make sure everything is ready on time.

Name	Pronounced	Usage
Diot	-	Medieval English
Iago	ee-A-gaw (Welsh, Galician), ee-AH-go (English)	Welsh, Galician, Portuguese
Eveline	EV-ə-leen (English), EV-ə-lien (English), ay-və-LEE-nə (Dutch), ay-və-LEEN (Dutch)	English, French, Dutch
Briggs	[brigz]
Perry	['peri]
Paolo	POW-lo	Italian