Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
bælg
←
Proto-Germanic
*balgiz
(inherited)
←
Proto-Indo-European
*bʰelǵʰ-
(derived)
←
Old Norse
belgr
(inherited)
→
Danish
bølge
(cognate)
→
Danish
blæsebælg
(affix)
→
Plautdietsch
Baulch
(cognate)
→
Swedish
bälg
(cognate)