a mind of its own

A tendency to be unresponsive to human will: The car had a mind of its own and seemed to start only when it felt like it.

Name	Pronounced	Usage
Cyryl	TSI-ril	Polish
Merche	MER-che	Spanish
Quintina	-	Ancient Roman
Lexi	LEKS-ee	English
Elvire	el-VEER	French
Felicitas	fe-LEE-tsee-tahs (German)	German, Late Roman, Roman Mythology