do a mischief

do yourself a mischief

(British & Australian humorous)

if you tell someone they will do themselves a mischief if they do something, you mean they will hurt themselves You want to be careful jumping over spikes like that - you might do yourself a mischief!

Common Names:

Name	Pronounced	Usage
Aldo	-	Italian, Portuguese, Ancient Germanic
Zelde	-	Yiddish
Aingeal	-	Irish
Gaenor	GAY-nawr	Welsh
Chiemeka	-	Western African, Igbo
Walter	WAWL-tər (English), VAHL-ter (German, Polish, Italian)	English, German, Swedish, Norwegian, Danish, Polish, Italian, Ancient Germanic