Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Knoll
←
Old English
cnotta
(cognate)
←
German
Knolle
(cognate)
←
English
knoll
(cognate)
←
Proto-Germanic
*knudan-
(inherited)
←
Proto-Germanic
*knudla-
(mention)
←
Proto-Germanic
*knulla-
(mention)
←
Old High German
knollo
(inherited)
←
Dutch
knol
(cognate)
←
Swedish
knöl
(cognate)