Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin retineō

English rein (derived)
English retain (derived)
English retention (mention)
English retent (mention)
Catalan regna (inherited)
Catalan retenir (mention)
Spanish retener (mention)
Spanish rienda (inherited)
French retenir (mention)
French rêne (inherited)
Old French retenir (mention)
Friulian rèdine (inherited)
Galician renda (inherited)
Galician reter (mention)
Italian ritenere (mention)
Italian redine (inherited)
Latin retina (affix)
Latin retentio (affix)
Latin retentus (mention)
Latin retinendus (mention)
Latin retinens (mention)
Latin retenturus (mention)
Portuguese rédea (inherited)
Portuguese reter (mention)
Romanian reține (borrowed)