on (one's) own volition

Of one's own choice. No one told me to leave. I left early on my own volition. You failed this class on your own volition—don't try to blame it on me!

Common Names:

Name	Pronounced	Usage
Coeus	-	Greek Mythology (Latinized)
Arnald	['a:nəld]
Elfreda	[el'fri:də]
Gul	-	Urdu, Pashto
Marion (2)	MER-ee-ən, MAR-ee-ən	English
Oden	-	Norse Mythology