Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
uvejr
←
Danish
u-
(affix)
←
Danish
vejr
(affix)
←
German
Unwetter
(cognate)
←
English
unweather
(cognate)
←
Proto-Germanic
*unwedrą
(inherited)
←
Old Norse
óveðr
(inherited)
←
Old Norse
úveðr
(mention)
←
Swedish
oväder
(cognate)
→
English
unweather
(cognate)
→
Danish
vejr
(link)