Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Saxon
twene
←
Old English
twēġen
(cognate)
←
Proto-West Germanic
*twai-
(inherited)
←
Old High German
zwēne
(cognate)
←
Old Dutch
twēne
(cognate)
←
Old Dutch
twē
(mention)
→
Low German
twee
(inherited)
→
Plautdietsch
twee
(inherited)