Lexical Definition

‎κενοφωνία‎ kenophōnía (ken-of-o-nee'-ah) empty talk ^G:N-F
from a presumed compound of ‎κενός‎ and ‎φωνή‎

vain.

• empty sounding, i.e. fruitless discussion

Abbott-Smith

*† κενοφωνία, -ας, ἡ (< κενός, φωνέω), [cf. κενολογέω (צפף), Is 8:19*;]
empty talk, babbling: pl., I Ti 6:20, II Ti 2:16.†

Abbott-Smith References

Liddell-Scott-Jones

κενοφωνία-ία, ἡ,

vain talking, [NT+1st c.AD+]

_{LSJ Scripture Refs: 1Tim.6.20 ☩ 2Tim.2.16}