Lewis & Short

consĭpĭo, ĕre, v. n. [sapio], to be in one’s right mind or in one’s senses, to be of sound mind (rare and not ante-Aug.): non mentibus solum consipere, sed ne auribus quidem atque oculis satis constare poterant, Liv. 5, 42, 3 Weissenb.: non satis consipere, Gell. 6 (7), 3, 12.