Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
gratuitous
←
Proto-Indo-European
*gʷerH-
(root)
←
Latin
grātuītus
(borrowed)
←
Latin
grātia
(derived)
←
Latin
grātus
(mention)
→
English
gratuity
(mention)
→
English
gratuitously
(suffix)
→
English
gratuitousness
(suffix)
→
English
semigratuitous
(prefix)
→
English
nongratuitous
(prefix)