Where does “meitr” come from?

meitr (Welsh) comes from Middle English mitre, from Middle English mytre, from Old French mitre, from Latin mītra, from Ancient Greek μίτρα, from Proto-Indo-European mey- — to strengthen; to bind; to change, exchange.

meitr (Welsh): mitre

Definitions

mitre

Ancestry of “meitr”, step by step

Step	Language	Word	Meaning
1	Middle English	mitre	Alternative form of mytre
2	Middle English	mytre	A piece of headgear; a cap or hat
3	Old French	mitre	—
4	Latin	mītra	turban
5	Ancient Greek	μίτρα	A metal guard worn round the waist; A maiden's...
6	Proto-Indo-European	mey-	to strengthen; to bind; to change, exchange

Every word from Proto-Indo-European mey- →Every word from Ancient Greek μίτρα →Every word from Latin mītra →