Where does “пиджак” come from?

пиджак (Mongolian) comes from Russian пиджа́к, from English pea jacket, from Dutch pijjekker.

пиджак (Mongolian): jacket

Definitions

Step	Language	Word	Meaning
1	Russian	пиджа́к	—
2	English	pea jacket	pea coat
3	Dutch	pijjekker	—

пиджак — Etymology, Origin & Word History | Etymology Explorer