Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Persian هفت
← Avestan 𐬵𐬀𐬞𐬙𐬀 (cognate)
← English seven (cognate)
← Ancient Greek ἑπτά (cognate)
← Hindi सात (cognate)
← Proto-Indo-Iranian *saptá (inherited)
← Proto-Indo-European *septḿ̥ (inherited)
← Proto-Iranian *haptá (inherited)
← Northern Kurdish heft (cognate)
← Latin septem (cognate)
← Ossetian авд (cognate)
← Middle Persian hp̄t' (inherited)
← Pashto اووه (cognate)
← Sanskrit सप्तन् (cognate)

→ Central Kurdish حەوت (cognate)
→ Persian هفته (affix)
→ Persian هفده (mention)
→ Persian هفتم (mention)
→ Judeo-Tat хьэфд (cognate)
→ Northern Kurdish heft (cognate)
→ Pashto اووه (cognate)
→ Sanskrit सप्तन् (cognate)
→ Serbo-Croatian hefta (mention)
→ Serbo-Croatian хефта (mention)
→ Tajik ҳафт (cognate)
→ Zazaki hewt (cognate)