ἐξίστημι Causal in pres., imperf., fut., aor1: to put out of its place, to change or alter utterly, Arist., Plut. metaph., ἐξιστάναι τινὰ φρενῶν to drive one out of his senses, Eur.; τοῦ φρονεῖν Xen.; absol. to derange, Dem. intr. in Pass. and Mid., with aor2, perf., and plup. act.: of Place, to stand aside from, ἐκστάντες τῆς ὁδοῦ out of the way, Hdt.; so, ἐκστῆναί τινι Soph., etc.:—metaph., ἐξ, ἕδρας ἐξέστηκε is displaced, disordered, Eur. c. acc. to shrink from, shun, Soph., Dem. c. gen. to retire from, give up possession of, τῆς ἀρχῆς Thuc.: — to cease from, abandon, τῶν μαθημάτων Xen. ἐκστῆναι πατρός to lose oneʼs father, give him up, Ar. φρενῶν ἐξεστάναι to lose oneʼs senses, Eur.: —then, absol. to be out of oneʼs wits, to be astonished, amazed, NTest. to degenerate, οἶνος ἐξεστηκώς changed, sour wine, Dem.; πρόσωπα ἐξεστηκότα disfigured faces, Xen. absol. to change oneʼs position, oneʼs opinion, Thuc.