gzhan zhig tu

/knower knowlege of [things] other than the perceiver itself [engaged w external form etc. likke sense perception] [IW]

/knower knowlege of [things] other than the perceiver itself [R] [IW]

referential awareness, cognition of something else, aware of observable aspects, other-knower, dbang & yid immediate perception, SA mngon sum, awareness of the other (external objects) [JV]

other knower, the minds of others, heterogeneous type; awareness of the other (i.e. external objects) [RY]