δυσπέρατος
From LSJ
νόησε δὲ δῖος Ὀδυσσεὺς σαίνοντάς τε κύνας, περί τε κτύπος ἦλθε ποδοῖιν → godly Odysseus heard the fawning of dogs, and on top of that came the beat of two feet
English (LSJ)
ον,
A hard to pass or cross, ὑπερβολαὶ ὄρους Str.4.6.6, cf.15.1.26 (Comp.): metaph., ἀμηχανίας δ. αἰών E.Med.646 (lyr.).