Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
-samr
→
Old English
-sum
(cognate)
→
Danish
-som
(derived)
→
Dutch
-zaam
(cognate)
→
Norwegian Nynorsk
-sam
(derived)
→
Old Norse
þurfsamr
(suffix)
→
Old Norse
frjósamr
(affix)
→
Old Norse
eirsamr
(affix)
→
Albanian
-shëm
(cognate)
→
Albanian
-çëm
(cognate)
→
Albanian
-shme
(cognate)
→
Albanian
-çme
(cognate)
→
Swedish
-sam
(inherited)