Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
bocstaff
←
Old English
bōcstæf
(inherited)
←
Old English
bōc
(mention)
←
Old English
stæf
(mention)
←
Danish
bogstav
(cognate)
←
German
Buchstabe
(cognate)
←
Faroese
bókstavur
(cognate)
←
Proto-Germanic
*bōkastabaz
(inherited)
←
Icelandic
bókstafur
(cognate)
←
Norwegian
bokstav
(cognate)
←
Swedish
bokstav
(cognate)
→
English
letter
(mention)
→
English
bookstaff
(inherited)
→
English
bookstave
(inherited)
→
Middle English
booke
(link)