Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
Regentropfen
←
German
Regen
(affix)
←
German
Tropfen
(affix)
←
Proto-Germanic
*regnadrupô
(inherited)
←
Middle High German
regentropfe
(inherited)
←
Old High German
regantropfo
(inherited)
→
English
raindrop
(cognate)
→
Luxembourgish
Reendrëps
(cognate)