Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
ratio
←
English
ration
(doublet)
←
Proto-Indo-European
*h₂er-
(root)
←
Latin
ratio
(borrowed)
→
English
ratiometric
(suffix)
→
English
ratioed
(suffix)
→
English
cross-ratio
(affix)
→
English
ratioless
(suffix)
→
English
ratiometer
(compound)
→
English
ratiometry
(suffix)
→
English
eigenratio
(prefix)
→
English
subratio
(prefix)
→
English
ratiuncule
(mention)
→
Spanish
razón
(mention)
→
Spanish
ración
(mention)
→
Hawaiian
lākiō
(borrowed)
→
Japanese
コストパフォーマンス
(mention)
→
Portuguese
rácio
(borrowed)