The question asks us to identify the best explanatory expression for the word "Turncoat". Understanding the precise meaning of words is a fundamental aspect of language comprehension and a strong vocabulary.

Understanding the Word Turncoat

The word Turncoat is used to describe a person who deserts one party, cause, or group in order to join an opposing one. This act is often seen as a betrayal or a change of allegiance, especially in a political or ideological context. The term implies a significant shift in loyalty and is generally used with a negative connotation.

• A Turncoat is someone who switches sides.
• They abandon their former principles, beliefs, or political affiliations.
• The act is typically perceived as disloyal or treacherous.

Analyzing the Explanatory Expressions for Turncoat

Let's carefully evaluate each of the given options to determine which one most accurately describes a Turncoat:

• Expression 1: "one who makes alterations in coats"
  • This expression refers to someone involved in tailoring or modifying clothing. It has no connection whatsoever to a change of loyalty or political affiliation. Therefore, this option is incorrect.
• Expression 2: "one who changes one's party"
  • This expression perfectly aligns with the core meaning of Turncoat. A person who changes their political party, their allegiance, or switches from one faction to another is precisely what a Turncoat is. This option accurately captures the essence of shifting loyalty.
• Expression 3: "one who buys many coats"
  • This expression describes someone who purchases a lot of outerwear. It has no relevance to the concept of disloyalty, betrayal, or changing sides. Therefore, this option is incorrect.
• Expression 4: "one who sticks to one's views"
  • This expression describes a person who is steadfast, consistent, and unwavering in their beliefs or opinions. This is the exact opposite of a Turncoat, who is defined by changing their views or allegiances. Therefore, this option is incorrect.

Turncoat: The Most Accurate Description

Based on the detailed analysis of the word Turncoat and the provided expressions, "one who changes one's party" is the most accurate and fitting description. It directly conveys the meaning of a person who shifts their allegiance or loyalty, often from one political party or ideological group to another.