Where does “хачик” come from?

хачик (Russian) comes from Armenian Խաչիկ, from Armenian Խաչատուր, from Old Armenian խաչատուր, from Old Armenian -ա-.

Ancestry of “хачик”, step by step

Step	Language	Word	Meaning
1	Armenian	Խաչիկ	—
2	Armenian	Խաչատուր	—
3	Old Armenian	խաչատուր	given by the cross
4	Old Armenian	-ա-	—

хачик — Etymology, Origin & Word History | Etymology Explorer