Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
gera
←
Proto-Germanic
*garwijaną
(inherited)
←
Old Norse
gera
(inherited)
←
Old Norse
gøra
(mention)
←
Old Norse
gørva
(mention)
→
Icelandic
germynd
(affix)
→
Icelandic
gerðu svo vel
(mention)
→
Icelandic
gerandi
(affix)
→
Icelandic
gera áttavilltan
(mention)
→
Icelandic
gjörð
(mention)