Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Plautdietsch
Bloom
←
Middle Low German
blôme
(inherited)
←
Proto-West Germanic
*blōmō
(inherited)
←
Old Saxon
blōmo
(inherited)