Knowledge is power. (Antonym)

• illiteracy
• ignorance
• foolishness
• backwardness
Correct Option: B  [ ignorance ]

Remark:

She is his LAWFUL wife. (Antonym)

• illegal
• legitimate
• admissible
• recognised
Correct Option: A  [ illegal ]

Remark:

Esoteric (find opposite)

• extemal
• native
• familiar
• pleasant
Correct Option: C  [ familiar ]

Remark:

Zenith (Find Antonym)

• Climax
• Crisis
• Acme
• Nadir
Correct Option: D  [ Nadir ]

Remark:

Though generous and benevolent, he did not meet with success in his career.

• beneficent
• malevolent
• goodwill
• liberal
Correct Option: B  [ malevolent ]

Remark:

Pardon (Find Antonym)

• mercy
• punish
• kindness
• grace
Correct Option: B  [ punish ]

Remark:

Some of their customs are barbarous. (Antonym)

• modern
• polite
• civilized
• none of these
Correct Option: C  [ civilized ]

Remark:

DILAPIDATED (Find opposite)

• Costly
• Well-furnished
• Broken-down
• Renovated
Correct Option: D  [ Renovated ]

Remark:

Vacillate (Find Antonym)

• Injure
• Relieve
• Decide
• Repel
Correct Option: C  [ Decide ]

Remark:

Tranquil (Find Antonym)

• Perpetual
• Temporal
• Unruffled
• Disturbed
Correct Option: D  [ Disturbed ]

Remark: