Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
West Frisian
sprekke
←
Proto-Germanic
*sprekaną
(inherited)
←
Proto-Indo-European
*spreg-
(derived)
←
Old Frisian
spreka
(inherited)
→
English
speak
(cognate)
→
West Frisian
sprekker
(suffix)
→
Luxembourgish
spriechen
(cognate)
→
Low German
spreken
(cognate)
→
Saterland Frisian
spreke
(cognate)