Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Church Slavonic
мꙑшь
←
Proto-Indo-European
*mūsis
(derived)
←
Proto-Slavic
*myšь
(inherited)
→
English
mouse
(cognate)
→
Sanskrit
मूष्
(cognate)