Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
tlustý
←
Proto-Slavic
*tъlstъ
(inherited)
←
Old Czech
tlustý
(inherited)
→
English
Tlusty
(derived)
→
Czech
tlusťoch
(affix)
→
Czech
tlustoprd
(compound)
→
Czech
tloustnout
(affix)