know what are doing

know what you are doing

to have the necessary knowledge or experience to do something Mountain climbing is a dangerous sport, so I hope he knows what he's doing.

Name	Pronounced	Usage
ValentÍNa	-	Slovak
Ningal	-	Near Eastern Mythology
Heitor	-	Portuguese
Varvara	vahr-VAH-rah (Russian)	Russian, Greek, Bulgarian, Macedonian
Shlomo	-	Hebrew
Zoie	ZO-ee	English (Modern)