Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Yiddish
רעגן
←
Proto-Germanic
*regną
(inherited)
←
Old High German
regan
(inherited)
→
German
Regen
(cognate)
→
Yiddish
רעגן־מאַנטל
(affix)
→
Yiddish
רעגן־וואַסער
(affix)