Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
dud
←
Old English
*dudda
(inherited)
←
Old English
Dudda
(mention)
←
English
Dudley
(cognate)
←
Middle English
dudde
(inherited)
←
Low German
dudel
(cognate)
←
Old Norse
dúði
(cognate)
→
English
duddy
(suffix)