Explanation:

- Word to find antonym for: Brag

- To "brag" means to boast or talk with excessive pride about oneself or one's achievements.

- Option 1: Amusement

- "Amusement" refers to the enjoyment or pleasure derived from being entertained or finding something funny.

- This is not relevant to "brag" and is neither a synonym nor an antonym.

- Option 2: Vacant

- "Vacant" means empty or not occupied.

- This word doesn't relate to "brag" as an antonym or synonym.

- Option 3: Deprecate

- To "deprecate" means to express disapproval or belittle something.

- As an antonym of "brag," it involves the opposite behavior, undermining or minimizing one's achievements instead of boasting.

- Option 4: Kind

- "Kind" describes being friendly and considerate, a separate concept from "brag."

- Correct Answer: Option 3: Deprecate