Where does “pejzë” come from?

pejzë (Albanian) comes from Albanian pe, from Proto-Albanian petja, from Russian Петя, from Russian Пётр, from Koine Greek Πέτρος, from Ancient Greek Πέτρος, from Ancient Greek πέτρος — rock, stone, boulder; type of reed.

pejzë (Albanian): muscle, sinew, string

Definitions

muscle, sinew, string

Ancestry of “pejzë”, step by step

Step	Language	Word	Meaning
1	Albanian	pe	thread
2	Proto-Albanian	petja	—
3	Russian	Петя	—
4	Russian	Пётр	Peter; {{w\|Peter the Great}}
5	Koine Greek	Πέτρος	—
6	Ancient Greek	Πέτρος	Peter
7	Ancient Greek	πέτρος	rock, stone, boulder; type of reed

Every word from Ancient Greek πέτρος →Every word from Ancient Greek Πέτρος →Every word from Koine Greek Πέτρος →