רָעַע

From LSJ

καὶ τὸ σιγᾶν πολλάκις ἐστὶ σοφώτατον ἀνθρώπῳ νοῆσαι → and silence is often the wisest thing for a man to heed, and often is man's best wisdom to be silent, and often keeping silent is the wisest thing for a man to heed

Source

English (Strong)

a primitive root; properly, to spoil (literally, by breaking to pieces); figuratively, to make (or be) good for nothing, i.e. bad (physically, socially or morally): afflict, associate selves (by mistake for ra`ah), break (down, in pieces), + displease, (be, bring, do) evil (doer, entreat, man), show self friendly (by mistake for ra`ah), do harm, (do) hurt, (behave self, deal) ill, X indeed, do mischief, punish, still, vex, (do) wicked (doer, -ly), be (deal, do) worse.