Where does “sardonius” come from?

sardonius (Latin) comes from Ancient Greek Σαρδόνιος, from Ancient Greek σαρδάνιος, from Ancient Greek σαρδάνη.

sardonius (Latin): Of sardonyx

Definitions

Step	Language	Word	Meaning
1	Ancient Greek	Σαρδόνιος	Sardinian
2	Ancient Greek	σαρδάνιος	scornful, bitter, grim
3	Ancient Greek	σαρδάνη	—