Where does “Cheshire cat” come from?

Cheshire cat (English) comes from English grin like a Cheshire cat — To smile broadly, especially in a self-satisfied...

Ancestry of “Cheshire cat”, step by step

Step	Language	Word	Meaning
1	English	grin like a Cheshire cat	To smile broadly, especially in a self-satisfied...

Cheshire cat — Etymology, Origin & Word History | Etymology Explorer