οὐκ ἔστι σιγᾶν αἰσχρόν, ἀλλ' εἰκῆ λαλεῖν → keeping silence is not shameful; speaking at random is (Menander)
cybus cybi N M :: cube (geometric figure), die/dice; lump; cubic number
(1) cybus1, s. cibus.(2) cybus2, s. cubus.
cўbus, v. cibus et cubus.