Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
Mjölnir
←
Proto-Germanic
*meldunjaz
(inherited)
←
Proto-Norse
*ᛗᛖᛚᚢᚾᛁᚨᛉ
(inherited)
←
Proto-Indo-European
*meldʰ-
(inherited)
←
Old Norse
Mjǫllnir
(inherited)