differential

n. the buttocks; the rear (end). (From the name of the device that joins the axle to the driveshaft in motorized vehicles.) You’re walking like there’s something wrong with your differential.

Common Names:

Name	Pronounced	Usage
Lucan	-	History
Cathleen	kath-LEEN	Irish, English
Hooda	-	Arabic
Svanhildr	-	Ancient Scandinavian, Norse Mythology
Rian	RIE-ən	English
Or	-	Hebrew