connotation
The extra feelings or ideas a word makes people imagine.
A connotation is the feeling or idea that a word carries beyond its basic dictionary meaning. While the dictionary definition (called the denotation) tells you what a word officially means, the connotation tells you how that word makes people feel or what it suggests.
Think about the words “house” and “home.” Both refer to the same physical building where someone lives, but “home” has a warmer connotation. It suggests comfort, family, and belonging. “House” is more neutral, like something you'd find in a real estate listing. The denotations are nearly identical, but the connotations are quite different.
Consider another example: “childish” and “childlike” both relate to children, but “childish” has a negative connotation (suggesting immaturity or silliness), while “childlike” has a positive connotation (suggesting wonder or innocence). When you call someone's behavior childish, you're criticizing them. When you describe someone's curiosity as childlike, you're praising them.
Understanding connotation helps you choose words more carefully. If you're writing about someone who doesn't spend money easily, you could call them “thrifty” (positive connotation), “frugal” (neutral connotation), or “cheap” (negative connotation). Same basic meaning, very different feelings. Good writers and speakers think about connotation constantly, picking words that create exactly the right impression.