Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
frú
←
Proto-Germanic
*frawjǭ
(derived)
←
Old Norse
frú
(inherited)
→
Icelandic
húsfrú
(compound)
→
Icelandic
ungfrú
(compound)
→
Icelandic
morgunfrú
(compound)
→
Icelandic
jarlsfrú
(compound)
→
Icelandic
forsetafrú
(compound)
→
Luxembourgish
Fra
(cognate)