Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
veiði
←
Proto-Germanic
*waiþiz
(inherited)
←
Proto-Germanic
*waiþō
(mention)
→
English
wathe
(cognate)
→
Old English
waþ
(cognate)
→
Icelandic
hvalveiði
(compound)