Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*taikijaną
→
English
teach
(inherited)
→
English
teaching
(derived)
→
Old English
tæcan
(inherited)
→
German
zeigen
(cognate)
→
Middle English
techen
(inherited)