Proto-Germanic *Friþurīks

→ English Frederick (derived)

→ Cebuano Frederick (derived)

→ Esperanto Frederiko (derived)

→ Estonian Vidrik (cognate)

→ Faroese Fríðrikur (inherited)

→ Italian Frederico (derived)

→ Italian Fedrico (derived)

→ Polish Fryderyk (derived)

→ Portuguese Frederico (derived)