Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
West Frisian
treast
←
Proto-Germanic
*traustą
(inherited)
←
Old Frisian
trāst
(inherited)
→
English
trust
(cognate)
→
Luxembourgish
Trouscht
(cognate)
→
Saterland Frisian
Traast
(cognate)