Abbott-Smith Manual Greek Lexicon
ἐξ-απορέω (G1820)
2 † ἐξ-απορέω , -ῶ [in LXX, pass., for פּוּן , Ps 87(88):15 * ;] so in NT, depon. pass., to be utterly at a loss, be in despair : absol. (as Ps, l.c.), II Co 4:8 ; τοῦ ζῆν , II Co 1:8 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain