The story
- Belarusian · derived fromтрася́нка“low quality mixed grains”
- English todayTrasyanka
From Belarusian трася́нка (trasjánka, “low quality mixed grains”), related to трэсці́ (trescí, “to shake”) (3rd person plural - трасу́ць).
Etymology from Wiktionary, CC BY-SA 4.0.