Where does “雷克雅未克” come from?

雷克雅未克 (Chinese) comes from Icelandic Reykjavík, from Old Norse reykja, from Proto-Germanic raukijaną, from Proto-Germanic -janą, from Proto-Indo-European -yéti, from Proto-Indo-European yé-, from Chichewa iye — he, she.

Ancestry of “雷克雅未克”, step by step

Step	Language	Word	Meaning
1	Icelandic	Reykjavík	bay of smokes
2	Old Norse	reykja	to smoke
3	Proto-Germanic	raukijaną	to smoke
4	Proto-Germanic	-janą	Derives denominatives from nouns and factitives...
5	Proto-Indo-European	-yéti	Creates intransitive, often deponent,...
6	Proto-Indo-European	yé-	—
7	Chichewa	iye	he, she

Every word from Chichewa iye →Every word from Proto-Germanic -janą →Every word from Proto-Indo-European -yéti →