1. Which of the following words is opposite to PIVOTAL?

(a) germane
(b) usurp
(c) peripheral
(d) creditable
(e) none of these

2. Which of the following words is similar to INEFFICIENT?

(a) deplorable
(b) exemplary
(c) sterling
(d) inept
(e) none of these

3. Choose the word similar to “enthusiastic”?

(a) disparate
(b) unconscionable
(c) errant
(d) exuberant
(e) impuissant

4. Choose the word opposite to ‘insurmountable’?

(a) clamping
(b) vincible
(c) overarching
(d) imminent
(e) none of these

5. Which of the following means similar to “EFFECTIVE”?

(a) unconscionable
(b) errant
(c) efficacious
(d) disparate
(e) none of these

Answers:- 

S1. Ans. (c)
Sol. Among the given words, ‘pivotal’ which means ‘of crucial importance in relation to the development or success of something else’ is opposite to ‘peripheral’ which means ‘of secondary or minor importance; marginal.’ Hence, option (c) is the most suitable answer choice.

S2. Ans. (d)
Sol. Among the given words, ‘inept’ is the most suitable answer choice as it synonymous with ‘inefficient’. Hence, option (d) is the correct answer.
Deplorable– deserving strong condemnation; completely unacceptable
Exemplary- serving as a desirable model; very good
Sterling- (of a person or their work or qualities) excellent or valuable.

S3. Ans. (d)
Sol. “ENTHUSIASTIC” means “having or showing intense and eager enjoyment, interest, or approval” and “EXUBERANT” means “full of energy, excitement, and cheerfulness.” Since, they are synonymous with each other, option (d) is the most suitable answer choice.
Unconscionable: unreasonable; unscrupulous; excessive
Errant: to be wandering; not sticking to a circumscribed path
Disparate: two things are fundamentally different
Impuissant: unable to take effective action; powerless

S4. Ans. (b)
Sol. “INSURMOUNTABLE” means “too great to be overcome” and “VINCIBLE” means “(of an opponent or obstacle) able to be overcome or conquered” Since, they are opposite to each other, option (b) is the most suitable answer choice.
clamping– fasten (something) in place with a clamp.
overarching– comprehensive or all-embracing.
imminent– about to happen

S5. Ans. (c)
Sol. among the given words, ‘efficacious’ is synonymous with ‘effective’. Hence, option (c) is the most suitable answer choice.
Unconscionable: unreasonable; unscrupulous; excessive
Errant: to be wandering; not sticking to a circumscribed path
Disparate: two things are fundamentally different