Where does “Χρηστάκος” come from?

Χρηστάκος (Greek) comes from Greek -άκος, from Greek -ος, from Ancient Greek -ός, from Proto-Hellenic *-os, from Proto-Indo-European -ós — Creates agent nouns from verb stems, denoting...

Ancestry of “Χρηστάκος”, step by step

Step	Language	Word	Meaning
1	Greek	-άκος	diminutive of
2	Greek	-ος	An ending found in nouns; An ending found in...
3	Ancient Greek	-ός	Forms agentive or patientive adjectives and nouns from the o-grade of a verbal root
4	Proto-Hellenic	*-os	—
5	Proto-Indo-European	-ós	Creates agent nouns from verb stems, denoting...

Every word from Proto-Indo-European -ós →Every word from Ancient Greek -ός →Every word from Greek -ος →