You can only have one bonus action per round (and only one action, and only one reaction). And to add to this and clear up possible confusion (or possibly create some), you can’t use your bonus action as a regular action.
Can you use multiple maneuvers in one turn?
You can use only one maneuver per attack. If you have additional attacks, from a feat, from the Extra Attack class feature or from some other source, you can use one additional superiority die per attack to use more maneuvers within the same round.
Can a battle master fighter apply the feinting attack?
Battle Master fighters (PHB, p. 73-74) can apply a number of maneuvers to their attacks, including Feinting Attack and Trip Attack. Feinting Attack is a bonus action and uses one manoeuvre here, during the bonus action. This gives advantage on the attack roll, with the superiority die adding to the damage on a hit.
What do you get with battle master fighter?
With Battle Master, I intend to get the Trip Attack, Precision Attack, and possibly Commander’s Strike maneuvers so I can keep being supportive and making them feel useful. When you take the Attack action on your turn, you can forgo one of your attacks and use a bonus action to direct one of your companions to strike.
What kind of feats does the Battlemaster have?
Feats like Polearm master, Great weapon master, and Sentinel make him a real pain in the rear of any attacking monster. Besides, he has enough attacks and a bonus action hit with the butt of the polearm which can also use the bonus dmg from great weapon master.
Can you use a riposte on a feinting attack?
So no, since the Feinting Attack maneuver is already affecting your attack, you can’t use another maneuver on it. (In the asked case, Riposte triggering gives you an extra attack; that attack is “associated with” the Riposte maneuver, thus you can’t use another maneuver on the attack.