Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
svær
←
Danish
flæskesvær
(link)
←
Danish
grønsvær
(link)
←
Danish
svar
(doublet)
←
German
schwer
(cognate)
←
English
sward
(cognate)
←
Proto-Germanic
*swarduz
(inherited)
←
Proto-Germanic
*swēraz
(inherited)
←
Old Danish
swar
(inherited)
←
Gothic
𐍃𐍅𐌴𐍂𐍃
(cognate)
←
Norwegian Bokmål
svor
(cognate)
←
Dutch
zwaar
(cognate)
←
Old Norse
svǫrðr
(derived)
←
Old Norse
sverðir
(mention)
←
Old Norse
svárr
(inherited)
←
Swedish
svål
(cognate)
←
Swedish
svår
(cognate)
→
Danish
svar
(doublet)
→
Danish
svære
(mention)
→
Danish
hundesvær
(affix)
→
Danish
flæskesvær
(compound)
→
Danish
grønsvær
(compound)
→
German
Schwarte
(cognate)
→
Luxembourgish
schwéier
(cognate)
→
Norwegian Bokmål
svor
(cognate)