Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Vilamovian
aocht
←
Danish
otte
(cognate)
←
English
eight
(cognate)
←
Proto-Germanic
*ahtōu
(inherited)
←
Old High German
ahto
(inherited)
←
Proto-Indo-European
*oḱtṓw
(inherited)
←
Dutch
acht
(cognate)
←
Swedish
åtta
(cognate)