Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Low German
wannehr
←
German
wann
(cognate)
←
German
wenn
(mention)
←
English
when
(cognate)
←
Middle Low German
wannêr
(inherited)
←
Proto-West Germanic
*hwan
(derived)
←
Proto-West Germanic
*airi
(mention)
←
Low German
wann
(mention)
←
Low German
wenn
(mention)
←
Dutch
wanneer
(cognate)
←
Dutch
wen
(mention)
←
Old Saxon
hwanēr
(inherited)
→
English
when
(cognate)
→
Low German
wann
(mention)
→
Dutch
wanneer
(cognate)