1. In present, imperfect, future, 1 aorist active to throw out of position, to displace: τινα τοῦ φρονεῖν, to throw one out of his mind, drive one out of his senses, Xenophon, mem. 1, 3, 12 φρενῶν, Euripides, Bacch. 850; hence, simply to amaze, astonish, throw into wonderment: τινα, Luke 24:22; Acts 8:9.

2. In perfect, pluperfect, 2 aorist active and also the middle,

a. to be amazed, astounded: Matthew 12:23; Mark 2:12; Luke 8:56; Acts 2:7, 12; Acts 8:13; Acts 9:21; Acts 10:45; Acts 12:16 (the Sept. for חָרַד, to tremble, Exodus 19:18; Ruth 3:8, etc.); ἐξέστησαν ἐκστάσει μεγάλη, they were amazed with a great amazement (see ἔκστασις, 3), Mark 5:42; ἐν ἑαυτοῖς ἐξίσταντο, Mark 6:51; with the dative of the thing: μαγείαις ἐξεστακέναι, had been put beside themselves with magic arts, carried away with wonder at them, Acts 8:11 (but this form of the perfect is transitive; cf. Buttmann, 48 (41); Veitch, 339); ἐξίσταντο ἐπί with the dative of thing, Luke 2:47 side oneself, insane": 2 Corinthians 5:13 (opposed to σωφρονεῖν); Mark 3:21 (cf. Buttmann, 198 (171); Winer's Grammar, § 40, 5 b.); (Greek writings, where they use the word in this sense, generally add τοῦ φρονεῖν, τῶν φρενῶν: Isocrates, Euripides, Polybius, others).