Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
musæum
←
English
museum
(cognate)
←
Latin
mūsaeum
(mention)
←
Latin
mūsēum
(mention)
→
Irish
músaem
(cognate)