Antonyms

The word antagonist means a person who competes with another, especially the protagonist or main character in a story. The opposite of antagonist is, then, the main character or protagonist. Because a hero is the main male character of a story and, generally, a person celebrated for bravery, this is a correct option.

The word odious means repugnant or deserving hate. The opposite of odious is undeserving of hate. Because palatable means acceptable or agreeable, it is correct option.

The word altruism means unselfish concern for the well being of others. The opposite of altruism is selfishness. Because malevolence means wishing evil or harm to others it is correct option.

Paramount means more important than anything else whereas trivial means of  little value or importance which is opposite, hence, the correct answer.

The meaning of diligent is having or showing care and conscientiousness in one's work or duties whereas careless means not providing proper attention to something or someone, so it is opposite to diligent. Hence, a correct answer.

The word repulsion means the state of wanting to repel or reject something. The opposite of repulsion is to be drawn to something or to desire something. Because attraction is the state of drawing one in or being alluring, it is the correct option.

Frugal means sparing or economical with regard to money or food whereas lavish means give someone generous amounts of something. This is the opposite of frugal and the correct answer.

Trepidation is a feeling of fear or agitation about something that may happen whereas assurance means a positive declaration intended to give confidence which is its opposite. Hence, a correct option.

Treason means the action of betraying someone or something whereas devotion means love, loyalty, or enthusiasm for a person, activity, or cause which is opposite to treason. Therefore it is the right option. Treason means the action of betraying someone or something whereas devotion means love, loyalty, or enthusiasm for a person, activity, or cause which is opposite to treason. Therefore it is the right option.

Gruesome means causing repulsion or horror; extremely unpleasant whereas pleasing means to feel happy and satisfied which is opposite. Hence the correct option.

Exhaustion means a state of extreme physical or mental fatigue where as vigor is physical strength and good health which is opposite. Hence a correct option.

Turgid means tediously pompous or bombastic or enlarged beyond norm whereas modest means unassuming or moderate in the estimation of one's abilities or achievements which is the opposite. Hence, a correct option. Turgid means tediously pompous or bombastic or enlarged beyond norm whereas modest means unassuming or moderate in the estimation of one's abilities or achievements which is the opposite. Hence, a correct option.

Limber means flexible which is opposite to inflexible. Hence it is the correct option.

Cordial means friendly whereas hostile means unfriendly; antagonistic which is the opposite. Hence a correct option.

The word bewitch means to enchant and delight. The opposite of bewitch is to repulse or repel.