Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
tregua
←
German
Treue
(cognate)
←
English
truce
(cognate)
←
Middle English
trewe
(cognate)
←
Middle English
trewes
(mention)
←
Gothic
𐍄𐍂𐌹𐌲𐌲𐍅𐌰
(derived)
←
Dutch
trouw
(cognate)
→
Catalan
treva
(cognate)
→
Spanish
atreguar
(affix)