Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Russian капля
Old East Slavic каплꙗ (inherited)
Russian ка́пать (link)
Russian капе́ль (link)
Russian ка́пельница (link)
Russian капельный (link)
Russian каплевидный (link)
Proto-Slavic *kaplja (inherited)
Proto-Slavic *kapati (mention)
Proto-Slavic *-ja (mention)