Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
stilla
←
Middle Low German
stillen
(derived)
←
Proto-West Germanic
*stillijan
(derived)
←
Old Norse
stilla
(inherited)
←
Old Saxon
*stillian
(derived)
→
Icelandic
stilling
(suffix)
→
Icelandic
stemma
(link)
→
Icelandic
núllstilla
(affix)