Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
rigid
←
English
rigor
(mention)
←
English
ridge
(affix)
←
English
-ed
(affix)
←
Middle English
rigide
(inherited)
←
Middle English
rigged
(derived)
←
Middle English
rygged
(mention)
←
Middle English
rugged
(mention)
←
Proto-Indo-European
*reyǵ-
(root)
←
Latin
rigidus
(derived)
←
Latin
rigeō
(mention)
→
English
set
(link)
→
English
draconian
(link)
→
English
rigidly
(suffix)
→
English
rigidity
(suffix)
→
English
nonrigid
(prefix)
→
English
rigidness
(suffix)
→
English
rigidification
(suffix)
→
English
rigidify
(suffix)
→
English
semirigid
(affix)
→
English
overrigid
(prefix)
→
English
rigidulous
(affix)
→
English
subrigid
(prefix)
→
English
unrigid
(prefix)
→
English
rigidize
(suffix)
→
English
rigidise
(suffix)
→
English
superrigid
(prefix)
→
English
multirigid
(prefix)