Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
þögn
←
Old English
þeaht
(cognate)
←
Proto-Germanic
*þaguniz
(inherited)
←
Proto-Germanic
*þagjaną
(derived)
←
Old Norse
þǫgn
(inherited)
→
Icelandic
hálfnótuþögn
(affix)
→
Icelandic
þagna
(link)
→
Icelandic
þey
(mention)