Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Sanskrit एक
← Proto-Indo-Iranian *Háykas (inherited)
← Proto-Indo-Aryan *Háykas (inherited)
← Proto-Indo-European *óynos (inherited)

→ English eka- (mention)
→ English Ekadanta (mention)
→ Assamese এক (inherited)
→ Assamese এ- (inherited)
→ Assamese আক (inherited)
→ Bhojpuri एगो (inherited)
→ Bengali এক (inherited)
→ Bengali একলা (derived)
→ Dogri इक (derived)
→ Dogri 𑠂𑠊 (derived)
→ Dhivehi އެކެއް (derived)
→ Persian یک (cognate)
→ French éka- (derived)
→ Garhwali यक (inherited)
→ Ancient Greek οἶος (cognate)
→ Ancient Greek οἴνη (cognate)
→ Gujarati એક (derived)
→ Gujarati એકલું (derived)
→ Hindi एक (inherited)
→ Hindi अकेला (derived)
→ Hindi इक्कीस (mention)
→ Hindi प्रत्येक (compound)
→ Hindi इकसिंगा (compound)
→ Indonesian eka (derived)
→ Old Hindi एक (derived)
→ Old Hindi इक (derived)
→ Sauraseni Apabhramsa एक्क (inherited)
→ Kalasha ek (inherited)
→ Khmer ឯក (borrowed)
→ Khmer ឯកវចនៈ (borrowed)
→ Kannada ಏಕ (borrowed)
→ Konkani एक (inherited)
→ Konkani एकोणीस (mention)
→ Kashmiri اَکھا (derived)
→ Kashmiri अख (inherited)
→ Kashmiri اَکھ (inherited)
→ Kashmiri अखा (derived)
→ Latin unus (cognate)
→ Lao ເອກ (derived)
→ Maithili एक (inherited)
→ Marathi एक (inherited)
→ Marathi प्रत्येक (compound)