Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
arcane
←
Proto-Indo-European
*h₂erk-
(root)
←
Latin
arcānus
(borrowed)
←
Latin
arceō
(mention)
←
Latin
arca
(cognate)
→
English
arcanist
(suffix)
→
English
arcanely
(suffix)
→
English
arcaneness
(suffix)
→
English
arcanology
(suffix)