κεντρόω
From LSJ
ἀλλ' ἐπὶ καὶ θανάτῳ φάρμακον κάλλιστον ἑᾶς ἀρετᾶς ἅλιξιν εὑρέσθαι σὺν ἄλλοις → even at the price of death, the fairest way to win his own exploits together with his other companions | but even at the risk of death would find the finest elixir of excellence together with his other companions | but to find, together with other young men, the finest remedy — the remedy of one's own valor — even at the risk of death
English (LSJ)
A furnish with a sting:—Pass., to be so furnished, Pl.R. 552d, 555d. 2 strike with a goad, Hdt.3.16 (cf. κεντόω): metaph., spur on, κεκεντρωμένος εἰς λόγους Aristid.Or.50(26).26. II Pass., Astron., occupy a cardinal point, Ptol.Tetr.153, Man.1.90.