Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
bähen
←
German
Bad
(mention)
←
German
backen
(mention)
←
German
bäh
(mention)
←
Proto-Germanic
*bēaną
(inherited)
←
Proto-Germanic
-
(cognate)
←
Middle High German
bæhen
(inherited)
←
Old High German
bāen
(inherited)
←
Proto-Indo-European
*bʰeh₁-
(derived)
→
German
Bad
(mention)
→
Russian
багроветь
(cognate)