Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
oblige
←
English
obligate
(doublet)
←
Middle English
obligen
(inherited)
←
Old French
obligier
(derived)
←
Old French
obliger
(mention)
←
Proto-Indo-European
*leyǵ-
(root)
←
Latin
obligo
(derived)
←
Latin
ob-
(mention)
←
Latin
ligo
(mention)
→
English
obligate
(doublet)
→
English
obliger
(suffix)
→
English
obligor
(suffix)
→
English
obligee
(suffix)
→
English
obligement
(suffix)
→
English
obligable
(suffix)
→
English
obligeth
(suffix)
→
English
obligest
(suffix)
→
English
reoblige
(prefix)
→
English
misoblige
(prefix)
→
Spanish
obligar
(cognate)