Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
μυρίος
←
Ancient Greek
μύρμηξ
(mention)
←
Proto-Indo-European
*mew-
(derived)
→
English
myriad
(mention)
→
English
myria-
(derived)
→
English
myriarch
(mention)
→
English
myrio-
(mention)
→
French
myria-
(mention)
→
French
myrio-
(mention)