“+ adjective
Etymology: non- (I) + directive
1. : of or relating to psychotherapy or counseling in which the counselor refrains from interpretive or associative comment but usually by repeating phrases used by the client encourages him to express, clarify, and restructure his problems — contrasted with directive
2. : of or relating to interviewing (as by an anthropologist of a native informant) which avoids direct questioning and prompts the person being interviewed to talk freely, informally, or spontaneously
prolonged … nondirective interviews — B.J.Siegel