Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
Zweifel
←
German
zwei
(mention)
←
German
Doppel
(doublet)
←
Proto-Germanic
*twīflaz
(inherited)
←
Proto-Germanic
*twīflą
(mention)
←
Middle High German
zwīvel
(inherited)
←
Old High German
zwīfal
(inherited)
←
Proto-Indo-European
(mention)
→
German
zweifelhaft
(suffix)
→
German
zweifeln
(affix)
→
German
zweifellos
(suffix)
→
German
Doppel
(doublet)
→
German
Zweifelsfall
(compound)
→
German
Selbstzweifel
(compound)
→
Latin
dubito
(cognate)
→
Latin
dubius
(cognate)
→
Luxembourgish
Zweiwel
(cognate)
→
Pennsylvania German
Zweiwel
(cognate)
→
Swedish
tvivel
(mention)