from a compound of G1 (as a negative particle) and the base of G4198; to have no way out, i.e. be at a loss (mentally):-- (stand in) doubt, be perplexed.
to be without resources, to be in straits, to be left wanting, to be embarrassed, to be in doubt, not to know which way to turn
to be at a loss with one's self, be in doubt
not to know how to decide or what to do, to be perplexed
