Where does “Alstad” come from?

Alstad (Luxembourgish) comes from Luxembourgish al, from Old High German ald, from Proto-Germanic *ald, from Proto-Germanic aldaz, from Proto-Indo-European h₂eltós, from Proto-Indo-European h₂él- — to grow, nourish.

Alstad (Luxembourgish): old town

Definitions

old town

Ancestry of “Alstad”, step by step

Alstad traces back through two separate lines of ancestry.

via Luxembourgish al

Step	Language	Word	Meaning
1	Luxembourgish	al	old, aged; stale
2	Old High German	ald	—
3	Proto-Germanic	*ald	—
4	Proto-Germanic	aldaz	old, grown up
5	Proto-Indo-European	h₂eltós	—
6	Proto-Indo-European	h₂él-	to grow, nourish

via Luxembourgish Stad

Step	Language	Word	Meaning
1	Luxembourgish	Stad	city, town
2	Old High German	stat	A city; a town; A site; a place; a spot
3	Proto-West Germanic	stadi	place
4	Proto-Germanic	stadiz	place, location
5	Proto-Indo-European	stéh₂tis	standing, position
6	Proto-Indo-European	*steh₂-	—

Every word from Proto-Indo-European h₂él- →Every word from Proto-Indo-European h₂eltós →Every word from Proto-Germanic aldaz →