Latin word heic comes from Proto-Indo-European *ǵʰi-ḱe

Detailed word origin of heic

Dictionary entry	Language	Definition
*ǵʰi-ḱe	Proto-Indo-European (ine-pro)
hic	Latin (lat)	This, these, used to refer to (a) person(s) or thing(s) close to the speaker, in contrast to ille, meaning that.
heic	Latin (lat)

Words with the same origin as heic