Where does “rintti” come from?

rintti (Finnish) comes from Swedish grind, from Old Swedish grind, from Old Norse grind, from Proto-Germanic grindiz, from Proto-Indo-European gʰrendʰ‑ — bar, beam.

rintti (Finnish): gate

Definitions

gate

Ancestry of “rintti”, step by step

Step	Language	Word	Meaning
1	Swedish	grind	A gate; door-like structure outside a building; A...
2	Old Swedish	grind	—
3	Old Norse	grind	a gate made of spars or bars; haven, dock;...
4	Proto-Germanic	grindiz	fence
5	Proto-Indo-European	gʰrendʰ‑	bar, beam

Every word from Proto-Indo-European gʰrendʰ‑ →Every word from Proto-Germanic grindiz →Every word from Old Norse grind →