Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
trig
←
Old English
trōg
(cognate)
←
Proto-Germanic
*trugaz
(inherited)
←
Proto-Germanic
*trugą
(mention)
←
Proto-Germanic
*truh-
(mention)
←
Proto-Germanic
*trauh-
(mention)
←
Proto-Germanic
*trawją
(mention)
←
Proto-Indo-European
*drAuk(')-
(derived)