Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
þvottur
←
Proto-Germanic
*þwahtuz
(derived)
←
Old Norse
þváttr
(derived)
→
Icelandic
þvottabjörn
(compound)
→
Icelandic
þvottasnúra
(mention)
→
Icelandic
þvottavél
(mention)
→
Icelandic
heilaþvottur
(affix)