Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Church Slavonic
огнь
←
Proto-Slavic
*ogňь
(inherited)
→
Czech
oheň
(cognate)
→
Hittite
𒀀𒀝𒉌𒅖
(cognate)
→
Latin
ignis
(cognate)
→
Latvian
uguns
(cognate)
→
Sanskrit
अग्नि
(cognate)