Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
þrá
←
English
throe
(link)
←
Proto-Germanic
*þrawō
(inherited)
←
Old Norse
þrá
(inherited)
→
Icelandic
fortíðarþrá
(affix)
→
Icelandic
heimþrá
(affix)