Etymology

Belarusian

B3E1L1A1R1U1S1I1A1N1

Today it means: Of, from, or pertaining to Belarus, the Belarusian people. Full definition →

English Belarus ← Belarusian Белару́сь (Bjelarúsʹ) ← Old East Slavic Бѣла Русь (Běla Rusĭ)
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The story

  1. Proto-Indo-European*bʰel-
  2. Proto-Slavic*bělъ
  3. Old East Slavicбѣлъ (bělŭ)
  4. Proto-Finnic*roocci
  5. Old East SlavicРусь (Rusĭ)
  6. Old East SlavicБѣла Русь (Běla Rusĭ)
  7. BelarusianБе́лая Русь (Bjélaja Rusʹ)
  8. BelarusianБелару́сь (Bjelarúsʹ)
  9. EnglishBelarus
  10. English todayBelarusian

From Belarus + -ian.

Etymology from Wiktionary, CC BY-SA 4.0.