Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Church Slavonic
лѣнъ
←
Proto-Slavic
*lěnъ
(inherited)
→
Old Church Slavonic
лѣность
(suffix)
→
Irish
tarlaigh
(cognate)
→
Scottish Gaelic
tàrlaidh
(cognate)
→
Latin
lenis
(cognate)
→
Old Irish
foceird
(cognate)