Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
messorga
→
French
mensonge
(cognate)
→
Italian
menzogna
(cognate)
→
Romanian
minciună
(cognate)
→
Old Portuguese
mensonha
(cognate)