Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
Morrígan
←
Old English
mare
(cognate)
←
Old Irish
mór
(affix)
←
Old Irish
rígan
(affix)
→
English
mare
(cognate)
→
German
Mahr
(cognate)