Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
păianjen
←
Aromanian
pangu
(cognate)
←
Proto-Slavic
*paǫčina
(mention)
←
Proto-Slavic
*paǫkъ
(mention)
→
Romanian
pânză de păianjen
(mention)
→
Romanian
păienjeniș
(suffix)
→
Aromanian
pangu
(cognate)