Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*h₂ŕ̥mos
→
German
Arm
(mention)
→
Faroese
armur
(mention)
→
West Frisian
earm
(mention)
→
Central Franconian
Ärm
(mention)
→
Old High German
arm
(mention)