green as a gooseberry

Very young, immature, and/or inexperienced. Are you sure he's fit to run your campaign? He's just out of college and still as green as a gooseberry!

Name	Pronounced	Usage
Gervasio	jer-VAH-zyo (Italian), her-BAH-syo (Spanish)	Italian, Spanish
Todd	[tɔd]
Goronwy	-	Welsh, Welsh Mythology
Barak (2)	-	Arabic
Sindy	SIN-dee	English (Rare)
Tetty	TET-ee	English (Archaic)