Correct Answer: Pacifist

Solution : The correct one-word substitute is the third option.

Explanation: A pacifist is someone who believes in peace and opposes the use of violence or war to resolve conflicts. They advocate for nonviolent solutions and often promote peaceful methods for resolving disputes or differences between individuals or nations.

The meanings of the other options are as follows:

• Fatalist: This refers to someone who believes that events are predetermined and inevitable, often accepting things as destined or unavoidable.
• Hedonist : This refers to a person who seeks pleasure and indulgence as the highest good or the primary goal in life.
• Misogynist: This refers to a person who harbours a dislike for or prejudice against women.

Hence, the correct answer is pacifist.