Where does “Χρηστάκης” come from?

Χρηστάκης (Greek) comes from Greek Χρήστος, from Ancient Greek χρηστός, from Proto-Indo-European ǵʰer- — to yearn for; to enclose; bowels, intestines.

Ancestry of “Χρηστάκης”, step by step

Step	Language	Word	Meaning
1	Greek	Χρήστος	Any of the several saints whose feast day in the Greek Orthodox tradition is 25 December
2	Ancient Greek	χρηστός	good, useful; easy, manageable
3	Proto-Indo-European	ǵʰer-	to yearn for; to enclose; bowels, intestines

Every word from Proto-Indo-European ǵʰer- →Every word from Ancient Greek χρηστός →Every word from Greek Χρήστος →