κενολόγος
From LSJ
χωρίον ἔνθα οὐ προσβατὸν θανάτῳ → a spot where it is not accessible to death, a place where was no point accessible by death, a place where death was forbidden to set foot
German (Pape)
[Seite 1417] leeres Geschwätz vorbringend.
Greek (Liddell-Scott)
κενολόγος: -ον, ὁ κενά, μάταια, ἀνόητα λέγων, φλύαρος, Γλωσσ.