Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
groan
←
Old English
grānian
(inherited)
←
German
greinen
(cognate)
←
Middle English
gronen
(inherited)
←
Middle English
gron
(inherited)
←
Middle English
grone
(mention)
←
Proto-Germanic
*grainōną
(inherited)
←
Proto-Germanic
*grīnaną
(derived)
←
Proto-West Germanic
*grīnan
(inherited)
←
German Low German
grienen
(cognate)
←
Dutch
grijnen
(cognate)
←
Dutch
grienen
(mention)
←
Swedish
grina
(cognate)
→
English
grin
(mention)
→
English
groaning
(affix)
→
English
groaneth
(suffix)
→
English
groaner
(suffix)
→
English
groanworthy
(suffix)
→
English
groanful
(suffix)
→
English
begroan
(prefix)
→
English
groanest
(suffix)
→
English
groansome
(suffix)
→
English
groany
(suffix)
→
English
groanless
(suffix)
→
English
agroan
(prefix)
→
Norwegian Bokmål
klage
(link)