Where does “Ephraimites” come from?

Ephraimites (Latin) comes from Ancient Greek Ἐφραϊμῑ́της, from Ancient Greek Ἐφραΐμ, from Hebrew אֶפְרַיִם — Ephraim.

Ancestry of “Ephraimites”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Ἐφραϊμῑ́της	—
2	Ancient Greek	Ἐφραΐμ	—
3	Hebrew	אֶפְרַיִם	Ephraim