If you are not yet an advanced student, I would caution you not to try these techniques because you are just not ready!
Defense against a right haymaker punch:
Left outer forearm block and simultaneously use a right palm strike to the left side of the opponent’s head. Execute a left palm heel strike to the opponent’s right side of their head. Place your left hand at the back of the opponent’s head at the crown and your right-hand palm on the opponent’s chin, Twist their neck counter- clockwise and downward for a neck twisting takedown. Right spinning stomp kick to the opponent’s head (which should be at the 7 o’clock position).