Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Arabic اثنان
← Proto-Semitic *ṯin- (inherited)

→ South Levantine Arabic تنين (inherited)
→ Moroccan Arabic تنين (inherited)
→ Egyptian Arabic اتنين (inherited)
→ Avar итни (mention)
→ Lezgi ислен (mention)
→ Maltese tnejn (inherited)