Where does “natatorio” come from?

natatorio (Spanish) comes from Latin natatorius, from Latin natātus, from Latin natō, from Latin -tō, from Latin -tus, from Proto-Italic -tus, from Proto-Indo-European -tus — Derives action nouns from verb roots.

natatorio (Spanish): swimming

Definitions

swimming

Ancestry of “natatorio”, step by step

Step	Language	Word	Meaning
1	Latin	natatorius	swimmer, swimming
2	Latin	natātus	that has been swum across
3	Latin	natō	to swim or float
4	Latin	-tō	Forms here
5	Latin	-tus	Forms the past participle of verbs; Forms...
6	Proto-Italic	-tus	—
7	Proto-Indo-European	-tus	Derives action nouns from verb roots

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