Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Spanish seco
Spanish secar (link)
Proto-Indo-European *seyk- (derived)
Latin siccus (inherited)

Esperanto seka (mention)
Spanish sequía (mention)
Spanish reseco (affix)
Spanish secamente (suffix)
Spanish sequedad (suffix)
Spanish sequísimo (suffix)
Spanish sequito (affix)
Papiamentu seku (derived)
Tagalog puto seko (derived)