In each of this question choose the option opposite in meaning to the word or phrase underlined:
The war against malaria keeps waxing
Answer Details
The word "waxing" means to grow or become larger, stronger, or more intense over time. Therefore, the opposite of "waxing" would be to decrease or become smaller, weaker, or less intense over time.
Option A, "Decreasing," is the opposite of "waxing," making it the correct answer. Option B, "increasing," has a similar meaning to "waxing," and option D, "happening," is not an antonym of "waxing." Option C, "wavering," means to be uncertain or indecisive and is not related to the meaning of "waxing."