Usage: 4 forms in 17 verses
Form Translated As     In Verse(s)
βόθρου pit LXX.Amos.9.7
βόθροσ cesspool LXX.Prov.22.14
pit LXX.Ps.94.13
βόθρον a cesspool LXX.Ps.7.15LXX.Ps.57.6LXX.Eccl.10.8
a pit LXX.Prov.26.27
an excavation LXX.Zech.3.9
cesspool LXX.Josh.8.29
pit LXX.Ezek.26.20LXX.Ezek.26.20LXX.Ezek.31.14LXX.Ezek.32.18LXX.Ezek.32.24LXX.Ezek.32.29LXX.Ezek.32.30
βόθροισ excavations LXX.1Sam.13.6

Liddell-Scott-Jones

βόθρος (bothros) a cesspool G:N-M

βόθρος-ος, ,

hole, trench, or pit dug in the ground, βόθροςον ὀρύξαι [Refs 8th c.BC+]; βόθροςου τ᾽ ἐξέστρεψε [τὴν ἐλαίαν] [Refs 8th c.BC+]; trough, [Refs 8th c.BC+]: generally, hollow, [Refs 5th c.BC+]; grave, [Refs]; ritual pit for offerings to ὑποχθόνιοι θεοί, β. καὶ μέγαρα [Refs 3rd c.AD+]