γογγυσμός
From LSJ
κρείσσων ἐναρχόμενος βοηθῶν καρδίᾳ τοῦ ἐπαγγελλομένου καὶ εἰς ἐλπίδα ἄγοντος· δένδρον γὰρ ζωῆς ἐπιθυμία ἀγαθή (Proverbs 13.12 LXX) → One who sincerely sets about helping is better than one who makes promises leading to hope; for a kindly urge is a tree of life.
English (LSJ)
ὁ,
A murmuring, muttering, grumbling, Anaxandr.31, M.Ant.9.37, LXXEx.16.79, Act.Ap.6.1, Cat.Cod.Astr.7.139.
German (Pape)
[Seite 500] ὁ, das Murren, der Unwille, Anaxandr. in B. A. 87; LXX.; N. T.