Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
must
←
Proto-Indo-European
*mus-
(derived)
←
Proto-Indo-European
*mews-
(mention)
←
Latin
mustum
(inherited)
→
Romanian
mustos
(suffix)
→
Romanian
mujdei
(mention)
→
Aromanian
mustu
(cognate)
→
Albanian
musht
(mention)