Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Heaphy
←
Old English
hēope
(derived)
←
Old English
heċġ
(mention)
←
Old English
gehæg
(mention)
←
Irish
Ó hÉamhthaigh
(derived)
←
Irish
éamhthach
(mention)