Where does “piirustustunti” come from?

piirustustunti (Finnish) comes from Finnish piirustus, from Finnish piirustaa, from Finnish piiru, from Russian пир, from Old East Slavic пиръ, from Proto-Slavic pirъ — fest; party.

piirustustunti (Finnish): drawing class, art class; drawing lesson, art lesson

Definitions

drawing class, art class; drawing lesson, art lesson

Ancestry of “piirustustunti”, step by step

piirustustunti traces back through two separate lines of ancestry.

via Finnish piirustus

Step	Language	Word	Meaning
1	Finnish	piirustus	a drawing; the act of drawing
2	Finnish	piirustaa	To draw, sketch
3	Finnish	piiru	rafter; point; angular mil, mil
4	Russian	пир	feast, banquet
5	Old East Slavic	пиръ	—
6	Proto-Slavic	pirъ	fest; party

via Finnish tunti

Step	Language	Word	Meaning
1	Finnish	tunti	hour; lesson, class
2	Old Swedish	stund	—

Every word from Proto-Slavic pirъ →Every word from Old East Slavic пиръ →Every word from Russian пир →