Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Etna
←
English
Aetna
(doublet)
←
English
Ætna
(alter)
←
English
(alter)
←
English
archaic
(alter)
←
English
etna
(link)
←
English
Etnean
(link)
←
Irish
Eithne
(borrowed)
←
Ancient Greek
Αἴτνη
(derived)
←
Ancient Greek
αἴθω
(mention)
←
Proto-Indo-European
*h₂eydʰ-
(derived)
←
Italian
Etna
(borrowed)
←
Proto-Italic
*aið-na
(mention)
←
Latin
Aetna
(derived)
←
Norwegian
Etna
(borrowed)
→
English
Etnean
(affix)
→
English
Aitne
(doublet)
→
English
Aetna
(doublet)