Where does “cervún” come from?

cervún (Galician) comes from Galician un, from Old Portuguese ũu, from Latin ūnus, from Old Latin oinos, from Proto-Italic oinos, from Proto-Indo-European óynos — one; single.

cervún (Galician): of or pertaining to a deer

Definitions

of or pertaining to a deer

Ancestry of “cervún”, step by step

cervún traces back through two separate lines of ancestry.

via Galician un

Step	Language	Word	Meaning
1	Galician	un	a, one; one
2	Old Portuguese	ũu	Masculine singular indefinite article; a; an
3	Latin	ūnus	one, single
4	Old Latin	oinos	one
5	Proto-Italic	oinos	cardinal number 1 Previous: n/a Next: *duō;...
6	Proto-Indo-European	óynos	one; single

via Galician cervo

Step	Language	Word	Meaning
1	Galician	cervo	deer
2	Old Portuguese	cervo	—
3	Latin	cervus	deer, stag; forked stakes; cheval de frise
4	Latin	-a	suffixed to the roots of verbs, forms agent...
5	Proto-Italic	-ā	Forms masculine agent nouns from prefixed or compounded bases
6	Proto-Indo-European	-éh₂	—

Every word from Proto-Indo-European óynos →Every word from Proto-Italic oinos →Every word from Old Latin oinos →