Loquacity means chattering or talkativeness.
He who has knowledge spares his words,
And a
man of understanding is of a calm spirit.
Proverbs 17:27 NKJV
It can become one of those "Little Foxes"
Take us the foxes, the little foxes, that spoil the vines:
Song of Solomon 2:15
Paul's Words on the subject:
Neither filthiness,
nor foolish talking,
nor jesting,
which are not convenient:
Ephesians 5:4