Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scots
athort
←
Old English
a
(mention)
←
Old English
þweorh
(mention)
←
Old Norse
þverr
(mention)
→
English
athwart
(cognate)