Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latgalian
gryuts
←
Proto-Indo-European
*gʷréh₂us
(inherited)
←
Latvian
grūts
(cognate)
→
Latgalian
gryuši
(suffix)