Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
irksome
←
Old English
weorcsum
(inherited)
←
English
irk
(suffix)
←
English
some
(suffix)
←
Middle English
irkesome
(inherited)
←
Middle English
irksum
(mention)
←
Proto-Indo-European
*werǵ-
(root)
→
English
irksomeness
(suffix)
→
English
irksomely
(suffix)
→
English
unirksome
(prefix)