A. Enhance
B. Foster
C. Augment
D. Arouse

Explanation:

The word abate means to reduce, decrease, or become less strong.

In simple words: when something becomes weaker or smaller in intensity.

The opposite of abate is augment, which means to increase, add to, or make something stronger.

So, Augment is the correct antonym of Abate.

Real-Life Example

Imagine a storm:

• The storm starts becoming weaker → it is abating.
• If the storm becomes stronger instead → it is augmenting.

Decrease = Abate
Increase = Augment

Main Points for Exams

• Abate means to lessen or reduce.
• It is commonly used for intensity, pain, weather, or feelings.
• Augment means to increase or enlarge.
• Other options are related but not exact opposites.
• Therefore, Augment is the correct antonym of Abate.
• This type of vocabulary question is common in PPSC, FPSC, CSS, PMS, NTS, IELTS, TOEFL, and other competitive exams.

Quick Memory Trick

📉 Abate = Decrease
📈 Augment = Increase

Reduce ↔ Increase
Abate ↔ Augment ✔️