The Buddha shares in brief the four kinds of verbal misconduct - 1) lying, 2) divisive speech, 3) harsh speech, and 4) frivolous chatter.

Duccarita sutta - Misconduct

"Bhikkhus, there are these four kinds of verbal misconduct. What four?

1 Lying,

2 divisive speech,

3 harsh speech,

4 frivolous chatter.

These are the four kinds of verbal misconduct."