Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
aw
←
Proto-Celtic
*omos
(inherited)
←
Welsh
of
(cognate)
←
Irish
amh
(cognate)
←
Ancient Greek
ὠμός
(cognate)
←
Proto-Indo-European
[[*h₃emós]], [[*h₂eh₃mós]]
(inherited)
←
Sanskrit
आम
(cognate)
←
Old Irish
om
(inherited)
←
Old Armenian
հում
(cognate)
→
Irish
amh
(cognate)
→
Scottish Gaelic
amh
(cognate)