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

→ English reason (derived)
→ English ratiocination (mention)
→ English ratio formalis (mention)
→ Aragonese razón (inherited)
→ Asturian razón (inherited)
→ Asturian razonable (inherited)
→ Bulgarian рачун (derived)
→ Catalan raó (mention)
→ Catalan raonable (inherited)
→ Catalan ració (borrowed)
→ Welsh rhaid (borrowed)
→ Danish rationel (affix)
→ Danish irrationel (affix)
→ Danish ræson (derived)
→ German Rede (cognate)
→ Dalmatian rasaun (inherited)
→ Spanish razón (mention)
→ Spanish ración (borrowed)
→ Spanish razonable (inherited)
→ Extremaduran razón (inherited)
→ French ration (mention)
→ French raisonnable (inherited)
→ Old French deraisnier (inherited)
→ Old French resnable (inherited)
→ Friulian reson (inherited)
→ Irish réasún (derived)
→ Galician razón (inherited)
→ Galician razoable (inherited)
→ Icelandic -ræður (mention)
→ Italian ratio (borrowed)
→ Italian razza (derived)
→ Italian ragione (mention)
→ Italian ragionevole (inherited)
→ Italian razione (borrowed)
→ Latin rationalis (affix)
→ Latin rationabilis (suffix)
→ Latin rationarium (affix)
→ Latin ratiocinor (affix)
→ Ladin rejon (inherited)
→ Dutch ratio (borrowed)
→ Norman raiethon (mention)
→ Polish racja (borrowed)
→ Old Occitan razo (inherited)