Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
platschen
→
English
plash
(cognate)
→
Danish
plask
(mention)
→
Danish
plaske
(derived)
→
German
patschen
(mention)