Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
κελαινός
←
Ancient Greek
περκνός
(mention)
←
Ancient Greek
ἐρεμνός
(mention)
←
Ancient Greek
κηλίς
(mention)
←
Latin
cālīgō
(cognate)
→
Ancient Greek
κιλλός
(mention)
→
Ancient Greek
κελαινεφής
(affix)
→
Hindi
कलंक
(cognate)
→
Latin
caligo
(cognate)
→
Latin
Calor
(cognate)