do level best

do your level best

to try very hard to do something (often + to do sth) Tickets are quite hard to come by but I'll do my level best to get you one.

Name	Pronounced	Usage
Vlado	-	Croatian, Serbian, Slovak, Slovene, Bulgarian, Macedonian
Todd	TAHD	English
Vasilios	-	Greek
Pate	-	Medieval English
Gallchobhar	-	Irish (Rare)
Bathsheba	bath-SHEE-bə (English)	Biblical