Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old English helpan
Proto-Germanic *helpaną (inherited)
Proto-West Germanic *helpan (inherited)

English help (inherited)
English holp (mention)
English holpen (mention)
Middle English helpen (inherited)
Esperanto helpi (mention)
Old Norse hjalpa (cognate)