Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*skal-
→
English
shallow
(derived)
→
Old English
sceallan
(inherited)
→
German
schal
(derived)
→
Icelandic
skjall
(cognate)