אָבַק
From LSJ
ἀλλ' εἰ μὲν ἁγνόν ἐστί σοι Πειθοῦς σέβας, γλώσσης ἐμῆς μείλιγμα καὶ θελκτήριον → but if you have holy reverence for Persuasion, the sweetness and charm of my tongue
English (Strong)
a primitive root, probably to float away (as vapor), but used only as denominative from אָבָק; to bedust, i.e. grapple: wrestle.