Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Dutch
troosten
←
German
trösten
(cognate)
←
Middle Dutch
trôosten
(inherited)
←
Proto-Germanic
*traustijaną
(inherited)
←
Old Dutch
trōsten
(inherited)
→
Luxembourgish
tréischten
(cognate)
→
Dutch
ontroostbaar
(confix)
→
Dutch
vertroosten
(prefix)
→
Dutch
ziekentrooster
(affix)