Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Spanish átomo
Ancient Greek ἄτομος (derived)
Ancient Greek ἀ- (mention)
Ancient Greek τέμνω (mention)
Latin atomus (borrowed)

Spanish atómico (suffix)
Spanish antiátomo (affix)
Spanish atomizar (suffix)
Spanish atomismo (affix)
Spanish atomista (affix)
Spanish heteroátomo (affix)
Hiligaynon atomo (derived)
Tagalog atomo (borrowed)