change (one's) stripes

To radically or fundamentally shift one's opinion, ideology, or allegiance, especially in relation to politics. Derived from the phrase "a tiger cannot change its stripes," meaning that people are incapable of changing their essential nature. The former president has changed her stripes regarding social welfare since leaving office.

Common Names:

Name	Pronounced	Usage
Terrie	TER-ee	English
Mihangel	-	Welsh
Simba (2)	-	Eastern African, Swahili
ZÉPhyrine	-	French (Rare)
Filip	FEE-lip (Dutch), FEE-leep (Polish, Finnish)	Swedish, Norwegian, Danish, Dutch, Czech, Slovak, Bulgarian, Polish, Croatian, Serbian, Slovene, Mac
Ansgar	AHNS-gahr (German)	German, Swedish, Norwegian, Danish, Ancient Germanic