Multiple choice

Directions: Find out the correct synonym from the given alternatives.

Undermine

  1. Observe

  2. Weaken

  3. Maintain

  4. Sustain

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Undermine means to weaken, damage, or erode something gradually, often from underneath or in a subtle way. Weaken is the correct synonym. Observe means to watch, maintain and sustain mean to support - opposite meanings.