Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
styggr
→
Danish
styg
(inherited)
→
Westrobothnian
stygg
(inherited)
→
Icelandic
styggur
(inherited)
→
Norwegian Bokmål
stygg
(derived)
→
Norwegian Nynorsk
stygg
(inherited)
→
Old Norse
styggleikr
(suffix)
→
Swedish
stygg
(derived)