Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
trope
→
English
troop
(derived)
→
Middle French
trouppe
(derived)
→
Norwegian Bokmål
tropp
(derived)
→
Dutch
troep
(derived)
→
Norwegian Nynorsk
tropp
(derived)