Where does “taittopöytä” come from?

taittopöytä (Finnish) comes from Finnish pöytä, from Latin mēnsa, from Latin mēnsus, from Latin -tus, from Proto-Italic -tus, from Proto-Indo-European -tus — Derives action nouns from verb roots.

taittopöytä (Finnish): folding table

Definitions

folding table

Ancestry of “taittopöytä”, step by step

taittopöytä traces back through two separate lines of ancestry.

via Finnish pöytä

Step	Language	Word	Meaning
1	Finnish	pöytä	table
2	Latin	mēnsa	a table
3	Latin	mēnsus	having measured, estimated
4	Latin	-tus	Forms the past participle of verbs; Forms...
5	Proto-Italic	-tus	—
6	Proto-Indo-European	-tus	Derives action nouns from verb roots

via Finnish taitto

Step	Language	Word	Meaning
1	Finnish	taitto	layout
2	Finnish	taittaa	to fold; to break; to refract
3	Finnish	taipua	to become curved, to bend; to change one's...
4	Proto-Finnic	taipudak	—

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