Step 1 — Analyze the given words:
1. Epicurean → A person devoted to the enjoyment of fine food and comfort.
2. Hideous → Something extremely ugly, unpleasant, or shocking.
3. Gastronomist → An expert in the art or science of good eating.
4. Gourmet → A person who has a refined taste in food and drink.
Step 2 — Identify the common theme:
Words like Epicurean, Gastronomist, and Gourmet all relate to food, eating, and refined taste.
Step 3 — Spot the odd one:
The word Hideous does not belong to this group. It describes ugliness or something offensive, and it has no connection to food or culinary enjoyment.
Step 4 — Conclude:
Thus, the odd man out among the given words is Hideous.
Answer: The correct answer is Hideous.