Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-West Germanic
*ot(t)r
→
English
otter
(inherited)
→
Old English
otor
(inherited)
→
Middle Dutch
otter
(inherited)
→
Middle English
oter
(inherited)
→
Dutch
otter
(inherited)
→
Saterland Frisian
Otter
(inherited)