Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
waþ
←
German
Weide
(cognate)
←
Proto-West Germanic
*waiþu
(inherited)
←
Icelandic
veiði
(cognate)
→
English
Washington
(mention)