Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English atgar
Old English ætgār (learned borrowing)
English at (prefix)
English gar (prefix)
Proto-Germanic *atgaizaz (inherited)
Proto-West Germanic *atgaiʀ (inherited)
Old High German azgēr (cognate)
Old High German azigēr (mention)
Icelandic atgeir (cognate)
Old Frisian etgēr (cognate)

Icelandic atgeir (cognate)
Old Norse atgeirr (cognate)