Proto-IE: *g'har(a)- / -e-
Meaning: to scratch, to scrape
Old Indian: ghárṣati `to rub, brush, grind, crush' ?
Old Greek: kharássō, att. -ttō `spitzen, schärfen, ritzen, eingraben, stempeln, prägen', khárak-s, -akos m./f. `Spitzpfahl, Weinpfahl, Schutzpfahl, Pfahlwerk, Palissade'; kharádrǟ 'mountain-stream, torrent, which cuts itself a way down the mountain-side; the bed of such a stream, gully, ravine; wounds produed by scourging'
Russ. meaning: царапать, скоблить
References: WP I 602