λαιμοτομέω
From LSJ
πέτρην κοιλαίνει ρανὶς ὕδατος ἐνδελεχείῃ → constant dropping wears away a stone, constant dripping will wear away the hardest stone, little strokes fell big oaks, constant dripping wears the stone, constant dropping wears the stone, constant dripping will wear away a stone
English (LSJ)
A cut the throat of, μῆλα A.R.2.840; τινα Str.7.2.3, Plu.Oth.2: abs., A.R.4.1601:— Pass., have one's head cut off, S.E.M.1.264.