Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
sec
←
Proto-Indo-European
*seyk-
(derived)
←
Latin
siccus
(inherited)
←
Old Occitan
sec
(inherited)
→
Catalan
assecar
(confix)
→
Catalan
secor
(affix)
→
Catalan
secà
(mention)
→
Catalan
secament
(suffix)
→
Catalan
sequedat
(affix)
→
Catalan
secall
(affix)
→
Catalan
secany
(affix)