The sixth one out of the nine stages of settling the mind into a state of shamatha. Here, although there is no longer a great danger of subtle mental dullness, nevertheless in uplifting the mind, one became too excited and the mental hold became too tight. Consequently, one experienced the subtle flightiness of itchiness to leave the object of focus. At this stage, one needs to use strong alertness to detect this and to relax one's mental hold slightly.
Tibetan: ཞི་བར་བྱེད་པ། zhi-bar byed-pa