βόθρος

A. hole, trench, or pit dug in the ground, βόθρον ὀρύξαι Od. 10.517; βόθρου τ’ ἐξέστρεψε [τὴν ἐλαίαν] Il. 17.58; trough, Od. 6.92: generally, hollow, X. An. 4.5.6; grave, IG 14.238 (Aerae); ritual pit for offerings to ὑποχθόνιοι θεοί, β. καὶ μέγαρα Porph. Antr. 6.