Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Frisian
hwa
←
Old English
hwā
(cognate)
←
Old English
hōn
(cognate)
←
Proto-West Germanic
*hwaʀ
(inherited)
←
Proto-West Germanic
*hą̄han
(inherited)
←
Old Frisian
huā
(alter)
←
Old Saxon
hwē
(cognate)
←
Old Saxon
hāhan
(cognate)