Where does “Geàrrloch” come from?

Geàrrloch (Scottish Gaelic) comes from Scottish Gaelic geàrr, from Scottish Gaelic fiadh, from Old Irish fíad, from Proto-Celtic wēdūi, from Indo-European *weyd-.

Ancestry of “Geàrrloch”, step by step

Geàrrloch traces back through two separate lines of ancestry.

via Scottish Gaelic geàrr

Step	Language	Word	Meaning
1	Scottish Gaelic	geàrr	short; cut; castrate
2	Scottish Gaelic	fiadh	deer
3	Old Irish	fíad	game, wild animals; deer; wasteland, wilderness
4	Proto-Celtic	wēdūi	—
5	Indo-European	*weyd-	—

via Scottish Gaelic loch

Step	Language	Word	Meaning
1	Scottish Gaelic	loch	lake; arm of the sea; fjord
2	Old Irish	loch	lake; inlet of the sea; black, dark
3	Proto-Celtic	loku	lake, pool
4	Proto-Indo-European	lókus	pond, pool

Words derived from “Geàrrloch”

Gairloch

Every word from Indo-European *weyd- →Every word from Proto-Celtic wēdūi →Every word from Old Irish fíad →