Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Pennsylvania German
zwansich
←
German
zwanzig
(cognate)
←
English
twenty
(cognate)
←
Hunsrik
zwanzich
(cognate)
←
Dutch
twintig
(cognate)