Antonym of PLACATE

A. Embroil means to involve someone in a difficult or unpleasant situation.
C. Amuse means to make someone laugh or feel entertained.
D. Pacifiy means to make someone calm or peaceful.

Here are some examples of how the words “placate” and “antagonize” can be used in a sentence:

• The king tried to placate the angry mob by promising them food and shelter.
• The teacher antagonized the student by constantly criticizing him.

I hope this helps!