ἀμηχαν-έω · amēchan-eō — LSJ
to be ἀμήχανος, to be at a loss for, or in want of, χρήματος οὐδενός Hdt. 1.35, cf. A.R. 4.692; ἀ. περί τινος about thing, E. IT 734: c. acc., τέρμα A. Ag. 1177, etc.; ταῦτα E. Heracl. 492: c. dat., ἀ. θεσφάτοισι A. Ag. 1113:—freq. foll. by relative clause, ἀ. πότερον . . ἤ . . S. Ph. 337; ἀ. ὅπᾳ τράπωμαι, ὅποι τράποιντο, A. Ag. 1530, Pers. 458: abs., A. Supp. 379, S. El. 1174, E. Andr. 983, Epicur. Fr. 203, etc.
c. inf., not to know how to do, ὄσσαν συμβαλεῖν ἀμηχανῶ Neophr. 1; χρόνος . . ὃν λανθάνειν ἀ. know not how to escape, Antiph. 254.
ἀμηχανῶν βιοτεύειν live without the necessaries of life, X. Cyr. 2.1.19; to be reduced to great straits, τὰ μὲν ἀπορεῖν, τὰ δʼ ἔτι ἀμηχανήσειν Th. 7.48.
to be at a loss, amazed, perplexed, ἀ. κιόντων at their coming, A.R. 4.692; so prob. ἀ. κακότητι 2.410.