Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Galician pregar
Galician chegar (doublet)
Galician preganza (link)
Galician pregaria (link)
Galician predicar (doublet)
Galician pregador (link)
Latin plicāre (borrowed)
Latin plicō (mention)
Latin precārī (derived)
Latin precor (mention)
Latin praedicō (mention)
Old Portuguese pregar (inherited)
Old Portuguese pregar (inherited)
Old Portuguese preegar (inherited)

Galician prego (back-formation)