Where does “ⲧⲉϫⲓ” come from?

ⲧⲉϫⲓ (Coptic) comes from Ancient Greek Θεόδωρος, from Ancient Greek δῶρον, from Proto-Hellenic dṓron, from Proto-Indo-European déh₃rom, from Proto-Indo-European deh₃- — to give.

Ancestry of “ⲧⲉϫⲓ”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Θεόδωρος	gift of god; Theodore
2	Ancient Greek	δῶρον	gift; hand's width
3	Proto-Hellenic	dṓron	gift
4	Proto-Indo-European	déh₃rom	gift
5	Proto-Indo-European	deh₃-	to give

Every word from Proto-Indo-European deh₃- →Every word from Proto-Indo-European déh₃rom →Every word from Proto-Hellenic dṓron →