bite the hand that feeds one

Fig. to do harm to someone who does good things for you. (Does not involve biting.) I'm your mother! How can you bite the hand that feeds you? She can hardly expect sympathy when she bites the hand that feeds her.

Common Names:

Name	Pronounced	Usage
Kilie	KIE-lee	English (Rare)
Menes	-	Ancient Egyptian
AvguŠTin	-	Slovene
Clover	KLO-vər	English (Rare)
Zephyrinus	-	Late Roman
Cepheus	-	Greek Mythology (Latinized)