Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
Lehrer
←
German
lehren
(suffix)
←
German
er
(suffix)
←
Middle High German
(inherited)
←
Old High German
lērāri
(inherited)
→
German
Lehrerin
(suffix)
→
German
Klavierlehrer
(compound)
→
German
Gesangslehrer
(compound)
→
German
Klassenlehrer
(compound)
→
German
Lehrerpult
(compound)
→
German
Musiklehrer
(compound)