углубление

From LSJ

αἰθὴρ δ᾽ ἐλαφραῖς πτερύγων ῥιπαῖς ὑποσυρίζει (Aeschylus, Prometheus Bound 126) → The bright air fanned | whistles and shrills with rapid beat of wings.

Source

Russian > Greek

κοῖλον, κοίλωμα, εἰσοχή, θέναρ, βόθρος