χαρίστια (Ancient Greek) comes from Ancient Greek Χάρις, from Ancient Greek Χᾰ́ρῐς, from Ancient Greek χαίρω, from Proto-Hellenic kʰəřřō, from Proto-Indo-European ǵʰer- — to yearn for; to enclose; bowels, intestines.
χαρίστια (Ancient Greek): charistia