Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Slovene
petek
←
Proto-Slavic
*pętъkъ
(inherited)
←
Proto-Slavic
*pętъ
(mention)
→
Hungarian
péntek
(mention)