Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
twentig
←
Proto-Germanic
*twaintigaz
(inherited)
←
Proto-Germanic
*twai tigiwiz
(mention)
←
Old High German
zweinzug
(cognate)
←
Old Norse
tuttugu
(cognate)
←
Old Saxon
twentig
(cognate)
→
Old High German
zweinzug
(mention)
→
Old Norse
tuttugu
(cognate)