Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Frisian
macht
→
Old English
miht
(cognate)
→
Old High German
maht
(cognate)
→
Old Norse
máttr
(cognate)
→
Old Saxon
maht
(cognate)