Step 1: Understanding the Concept:
This question asks for the antonym of the word IGNITE.
Step 2: Detailed Explanation:
The word ignite means to catch fire or cause to catch fire; to set alight.
We are looking for a word that means the opposite, i.e., to put out a fire or extinguish it.
Let's analyze the options:
(A) Amplify means to increase the volume or strength of something.
(B) Douse means to pour liquid over; drench, or to extinguish a fire. This is a direct antonym of ignite.
(C) Obscure means to keep from being seen; to conceal.
(D) Blemish means a small mark or flaw that spoils the appearance of something.
(E) Replicate means to make an exact copy of; to reproduce.
Step 3: Final Answer:
The opposite of setting something on fire (ignite) is extinguishing it (douse). Therefore, option (B) is the correct answer.