See also: ум

Old Church Slavonic

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Etymology

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раз- (raz-) +‎ оумъ (umŭ), from Proto-Slavic *razъ + *umъ.

Noun

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разоумъ (razumŭm

  1. understanding
  2. reason
  3. thought

Declension

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Derived terms

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Descendants

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  • Old East Slavic: разумъ (razumŭ)
  • Old Ruthenian: ра́зумъ (rázum)
  • Russian: ра́зум (rázum)