Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
West Frisian
fjirtjin
←
Proto-Germanic
*fedurtehun
(inherited)
←
Old Frisian
fiūwertīne
(inherited)
→
English
fourteen
(cognate)
→
German
vierzehn
(cognate)
→
Dutch
veertien
(cognate)
→
Saterland Frisian
fjautien
(cognate)