Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
wetzen
←
Proto-Germanic
*hwatjaną
(inherited)
←
Proto-West Germanic
*hwattjan
(inherited)
←
Old High German
wezzen
(inherited)
→
English
whet
(cognate)
→
Old English
hwettan
(cognate)
→
Cimbrian
bétzan
(cognate)
→
German
Wetzstein
(affix)