Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Saxon
dad
←
Old English
dǣd
(cognate)
←
German
Tat
(cognate)
←
Proto-West Germanic
*dādi
(inherited)
←
Old High German
tāt
(cognate)
←
Proto-Indo-European
*dʰeh₁-
(root)
←
Dutch
daad
(cognate)
→
Old Saxon
gidad
(prefix)
→
Old Saxon
baludad
(prefix)