Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Persian چهار
Avestan 𐬗𐬀𐬚𐬡𐬁𐬭𐬋 (cognate)
Central Kurdish چوار (cognate)
English four (cognate)
Armenian չորս (cognate)
Proto-Indo-Iranian *čatwā́ras (inherited)
Proto-Indo-European *kʷetwóres (inherited)
Proto-Iranian *čaθwā́rah (inherited)
Latin quattuor (cognate)
Lithuanian keturi (cognate)
Ossetian цыппар (cognate)
Middle Persian 𐭰𐭤𐭥 (inherited)
Sanskrit चतुर् (cognate)

Central Kurdish چوار (cognate)
Persian چهارشنبه (compound)
Persian ناهار (mention)
Persian چهارصد (compound)
Persian چهارپا (mention)
Persian چهارم (mention)
Persian چهار یار (affix)
Ottoman Turkish چار (borrowed)
Tajik чор (mention)
Bactrian σοφαρο (cognate)
Zazaki çexar (cognate)