Where does “jinela” come from?

jinela (Macanese) comes from Portuguese Janela, from Old Portuguese janella, from Vulgar Latin ianuella, from Latin iānua, from Latin Iānus, from Proto-Indo-European yeh₂- — to go; to go in, enter; to ride, to travel.

jinela (Macanese): window

Definitions

window

Ancestry of “jinela”, step by step

Step	Language	Word	Meaning
1	Portuguese	Janela	window
2	Old Portuguese	janella	window
3	Vulgar Latin	ianuella	window
4	Latin	iānua	any double-doored entrance (e.g. a domestic door or a gate to a temple or city)
5	Latin	Iānus	—
6	Proto-Indo-European	yeh₂-	to go; to go in, enter; to ride, to travel

Every word from Proto-Indo-European yeh₂- →Every word from Latin Iānus →Every word from Latin iānua →