A. Serenity
B. Laxity
C. Active
D. Bold

Explanation:

The word lethargy means lack of energy, laziness, or lack of activity.

In simple words: a state of being very slow, tired, or inactive.

So, the closest synonym of lethargy is laxity, which also refers to a lack of energy, effort, or strictness.

Real-Life Example

• He felt lethargy after a long journey.
• There was laxity in his work performance.

No energy = Lethargy

Main Points for Exams

• Lethargy means laziness or lack of energy.
• Laxity is the closest synonym in given options.
• Other options are unrelated or opposite meanings.
• Therefore, Laxity is the correct answer.
• Common in PPSC, FPSC, CSS, PMS, NTS, IELTS, TOEFL exams.

Quick Memory Trick

😴 Lethargy = No Energy / Laziness
⚠️ Laxity = Careless / Loose Effort

Active ↔ Lethargy
Lethargy ↔ Laxity ✔️