Where does “Chersonese” come from?

Chersonese (English) comes from Latin Chersonēsus, from Ancient Greek Χερσόνησος, from Ancient Greek νῆσος — island.

Ancestry of “Chersonese”, step by step

Step	Language	Word	Meaning
1	Latin	Chersonēsus	—
2	Ancient Greek	Χερσόνησος	—
3	Ancient Greek	νῆσος	island

Chersonese — Etymology, Origin & Word History | Etymology Explorer