Where does “piirustaja” come from?

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

Ancestry of “piirustaja”, step by step

StepLanguageWordMeaning
1FinnishpiirustaaTo draw, sketch
2Finnishpiirurafter; point; angular mil, mil
3Russianпирfeast, banquet
4Old East Slavicпиръ
5Proto-Slavicpirъfest; party
Every word from Proto-Slavic pirъEvery word from Old East Slavic пиръEvery word from Russian пир