Antonyms

‘Flimsy’ is weak and unimportant. Hence, 'sturdy' is the correct answer.

‘Prehensile’ is adapted to grasping, as in the case of monkeys.

Explanation for option 2: Indignation means anger or annoyance.

Explanation for option 3: Scrutiny means close examination.

Explanation for option 3: Multifarious means 'of various types'.

Explanation for option 1: Option 1 is opposite in meaning.

Explanation for option 2: Option 2 is opposite in meaning as diffident means modest or shy.

Benign means gentle, harmless, or kind. Sinister means threatening, evil, or harmful. These are direct opposites in meaning.

Jittery means nervous, anxious, or apprehensive. Bold means confident and courageous. These represent opposite temperaments.

Scold means to criticize or reprimand someone angrily. Praise means to express approval or admiration. These are opposite verbal actions.

Secular means non-religious or not connected with spiritual matters. Religious means concerned with religion. These are opposite concepts.

Antipathy means strong dislike or aversion. Fondness means affection or liking. These are opposite emotional states. Note the spelling error in the question.

Clarity means clearness or lucidity in understanding. Confusion means lack of understanding or uncertainty. These are opposite mental states.

Impound means to seize or take possession of something by authority. Release means to set free or let go. These are opposite actions.

Sage means wise, especially through experience. Fool means a person who lacks wisdom or good judgment. These describe opposite personal qualities.