Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
pera
←
Old English
pere
(derived)
←
Old English
peru
(mention)
←
Latin
pirum
(derived)
←
Old Norse
pera
(inherited)
→
English
pear
(cognate)
→
Icelandic
ljósapera
(affix)