Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
eyra
←
Proto-Germanic
*ausô
(derived)
←
Proto-Indo-European
*h₂ous-
(derived)
←
Icelandic
eira
(link)
←
Icelandic
eyrnamergur
(link)
←
Icelandic
skolleyru
(link)
←
Old Norse
eyra
(derived)
→
Icelandic
eyrugla
(affix)
→
Icelandic
miðeyra
(prefix)
→
Icelandic
eyrnamergur
(affix)
→
Icelandic
eyrnapinni
(affix)
→
Icelandic
eyrnalokkur
(affix)
→
Icelandic
músareyra
(affix)
→
Icelandic
eyrnasnepill
(compound)