Question

Which of these pairs of words are opposites?

A. Etymology and entomology
B. Thesaurus and dictionary
C. Adjective and adverb
D. Antonym and synonym

Answer 1

Based on the given options, the opposite words are those which exactly describes the opposite of the other word. For example, beautiful and ugly, lazy and hardworking. On these examples and based on the given, option D (antonym and synonym) are the two opposite words and are best describe by the example mentioned.

Answer 2

opposite words means that this pair of words have different meanings. Etymology and entomology are different branches of science, but not opposite. Thesaurus is analogous to dictionary, adjective is not the opposite of adverb meanwhile. The answer to this problem is D.