Where does “culfer” come from?

culfer (Old English) comes from Vulgar Latin columbra, from Latin columbula, from Latin columba, from Ancient Greek κόλυμβος, from Ancient Greek κολυμβάω — to dive, plunge; dive, plunge headlong, swim; I...

Ancestry of “culfer”, step by step

Step	Language	Word	Meaning
1	Vulgar Latin	columbra	—
2	Latin	columbula	little pigeon
3	Latin	columba	dove, pigeon; a term of endearment
4	Ancient Greek	κόλυμβος	Alternative form of κολυμβῐ́ς; Alternative form...
5	Ancient Greek	κολυμβάω	to dive, plunge; dive, plunge headlong, swim; I...

Every word from Ancient Greek κολυμβάω →Every word from Ancient Greek κόλυμβος →Every word from Latin columba →