gnostic (n.)
‘believer in a mystical religious doctrine of spiritual knowledge’
Lexical development traced from the Tamil root:
E. gnostick, gnostique < La.Lat. gnosticus ‘a Gnostic’ < La.Gk. gnōstikos ‘knowing, able to discern’ < gnōstos ‘known, to be known’ < gignōskein ‘to learn, to come to know’ < naw < gno- < Tamil kaṇ