Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*at
→
English
at
(inherited)
→
Old English
æt
(inherited)
→
Old English
ætsamne
(derived)
→
Middle English
at
(inherited)
→
Faroese
at
(derived)
→
Gothic
𐌰𐍄
(inherited)
→
Gothic
𐌰𐍄-
(derived)
→
Icelandic
að
(derived)
→
Norwegian Bokmål
a
(derived)
→
Dutch
toog
(derived)
→
Old Norse
ad
(inherited(non/da))
→
Old Norse
at
(inherited(non/da))
→
Old Norse
at
(inherited)
→
Old Dutch
togen
(mention)
→
Swedish
hit
(derived)
→
Swedish
åt
(inherited)
→
Yola
adh
(inherited)