Ἓν οἶδα, ὅτι οὐδὲν οἶδα → I know only one thing, that I know nothing | all I know is that I know nothing.
implumbo: (inpl-), āvi, 1, v. a. inplumbo,
I to solder in with lead: ferreos cnodaces in capitibus scaporum, Vitr. 10, 6.
implumbō, āre, tr., plomber, souder : Vitr. Arch. 10, 2, 11.