Where does “coccinum” come from?

coccinum (Latin) comes from Latin coccinus, from Ancient Greek κόκκινος, from Ancient Greek -ῐνος, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

coccinum (Latin): nominative neuter singular of coccinus;...

Definitions

nominative neuter singular of coccinus;...

Ancestry of “coccinum”, step by step

Step	Language	Word	Meaning
1	Latin	coccinus	scarlet, scarlet-dyed
2	Ancient Greek	κόκκινος	scarlet; blushing
3	Ancient Greek	-ῐνος	added to nouns or adverbs to form adjectives relating to material, time, and so on: made of, during the time of
4	Proto-Indo-European	-iHnos	Creates adjectives of materials
5	Proto-Indo-European	-no-	adjectival suffix

Every word from Proto-Indo-European -no- →Every word from Ancient Greek -ῐνος →Every word from Ancient Greek κόκκινος →