Where does “天鵞絨” come from?

天鵞絨 (Japanese) comes from Portuguese veludo, from Spanish velludo, from Catalan vellut, from Latin villūtus, from Latin -utus, from Latin -tus, from Proto-Italic -tus, from Proto-Indo-European -tus — Derives action nouns from verb roots.

天鵞絨 (Japanese): velvet

Definitions

velvet

Ancestry of “天鵞絨”, step by step

天鵞絨 traces back through two separate lines of ancestry.

via Portuguese veludo

Step	Language	Word	Meaning
1	Portuguese	veludo	velvet
2	Spanish	velludo	hairy-bodied; felt, velvet
3	Catalan	vellut	velvet
4	Latin	villūtus	shaggy, hairy
5	Latin	-utus	—
6	Latin	-tus	Forms the past participle of verbs; Forms...
7	Proto-Italic	-tus	—
8	Proto-Indo-European	-tus	Derives action nouns from verb roots

via Japanese 天鵞

Step	Language	Word	Meaning
1	Japanese	天鵞	a swan
2	Middle Chinese	天鵞	—

Every word from Proto-Indo-European -tus →Every word from Latin -tus →Every word from Latin -utus →