Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
ἄρον
←
Egyptian
r
(derived)
←
Ancient Greek
ἀρίς
(mention)
←
Ancient Greek
ἀρίσαρον
(mention)
←
Latin
arundo
(cognate)
→
English
arum
(derived)
→
Irish
áram
(derived)
→
Ancient Greek
ὀρόντιον
(mention)
→
Translingual
Arum
(derived)
→
Dutch
aron
(derived)