μεστότης
From LSJ
τῶν Λειβηθρίων ἀμουσότερος → more uncultured than Leibethrans, more uncultured than the people of Leibethra, lowest degree of mental cultivation
English (LSJ)
ητος, ἡ,
A fullness, Gloss.
German (Pape)
[Seite 141] ητος, ἡ, die Anfüllung, Fülle.
Greek (Liddell-Scott)
μεστότης: -ητος, ἡ, τὸ πλῆρες, Γλωσσ.