Select the most appropriate ANTONYM of the given word.
INSIDIOUS
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. sincere.
- treacherous- (used about a person) that you cannot trust and who may do something to harm you.
- sincere- (used about a person) really meaning or believing what you say; not pretending.
- stealthy- slow, deliberate, and secret in action or character.
- astute- very clever; good at judging people or situations.
As the chosen option expresses the opposite meaning of the given word it will be correct.