Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
synnig
←
Old English
synn
(suffix)
←
Old English
iġ
(suffix)
←
Proto-Germanic
*sundīgaz
(inherited)
←
Old High German
suntig
(cognate)
←
Old Norse
syndigr
(cognate)
←
Old Saxon
sundig
(cognate)