Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Frisian
flask
←
Old English
flǣsċ
(cognate)
←
Proto-West Germanic
*flaiski
(inherited)
←
Old Saxon
flēsk
(cognate)