Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
reagent
←
Latin
reagō
(derived)
←
Norwegian Bokmål
reagens
(cognate)
→
English
bioreagent
(prefix)
→
English
immunoreagent
(prefix)
→
English
photoreagent
(prefix)
→
English
nanoreagent
(prefix)
→
English
reagentless
(suffix)
→
English
monoreagent
(prefix)