Where does “Semei” come from?

Semei (Latin) comes from Ancient Greek Σεμεΐ, from Biblical Hebrew שִׁמְעִי — Shimei.

Ancestry of “Semei”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Σεμεΐ	—
2	Biblical Hebrew	שִׁמְעִי	Shimei

Semei — Etymology, Origin & Word History | Etymology Explorer