Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Russian явь
Proto-Indo-European *h₂ew- (derived)
Polish jawa (cognate)
Proto-Slavic *avь (inherited)
Ukrainian я́ва (cognate)
Ukrainian ява́ (mention)
Ukrainian яв (mention)

Russian явный (affix)
Russian наяву (cognate)
Russian явствовать (affix)