Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
German oft
English oft (cognate)
English often (mention)
Proto-Germanic *ufta (inherited)
Proto-Germanic *uftō (mention)
Middle High German ofte (inherited)
Middle High German oft (mention)
Middle High German uft (mention)
Old High German ofta (inherited)
Old High German ofto (mention)
Old High German oftu (mention)
Dutch oft (cognate)

English often (cognate)
English oft (cognate)
German oftmals (mention)
Central Franconian off (derived)
Dutch oft (cognate)
Pennsylvania German oft (cognate)