Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
ἄχνυμαι
←
Gothic
𐍉𐌲𐌾𐌰𐌽
(cognate)
←
Proto-Indo-European
*h₂egʰ-
(root)
←
Proto-Indo-European
*h₂egʰ-
(derived)
←
Old Irish
ad·ágathar
(cognate)
→
Ancient Greek
ἀχεύων
(mention)
→
Old Irish
adágathar
(mention)