Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
serene
←
English
all serene
(link)
←
English
serenity
(link)
←
English
serein
(link)
←
Old French
serein
(mention)
←
Latin
serēnus
(borrowed)
←
Latin
(mention)
←
Latin
sērum
(mention)
←
Latin
sērus
(mention)
←
Latin
-ānus
(mention)
→
English
serenity
(suffix)
→
English
serein
(doublet)
→
English
sereneness
(suffix)
→
English
serenely
(suffix)
→
English
unserene
(prefix)
→
English
serenize
(suffix)