Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
clappe
←
Middle English
clappen
(back-formation)
←
Middle English
clap
(alter)
←
Middle English
clapp
(alter)
←
Middle English
cleappe
(alter)
←
Middle English
cleppe
(alter)
←
Middle English
klap
(alter)
→
Middle English
thonder clappe
(affix)