Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old English lang
Proto-West Germanic *lang (inherited)
Old High German lang (cognate)
Old Norse langr (cognate)
Old Saxon lang (cognate)

English long (mention)
English along (mention)
English furlong (compound)
English Landon (derived)
English long-acuminate (derived)
English Langdon (derived)
English Langston (inherited)
English Longdon (derived)
Old English lange (suffix)
Old English langian (mention)
Old English lengan (suffix)
Old English andlang (affix)
Old English langsum (affix)
Old English dæglang (compound)
Middle English long (inherited)
Old High German lang (mention)
Old Norse langr (mention)
Old Frisian long (cognate)
Scots lang (inherited)
Yola lhaung (inherited)