Happiness spreads.
Meaning: This means that the feeling of happiness is moving from one person to another within a group. It's like saying, The feeling of happiness moves from one person to another in the group.
Choice of Words: Happiness is a noun that represents a state of well-being and contentment. Spreads is a verb that means to distribute or move from one place to another. Here, it describes the process of happiness moving from one person to another within a group.
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Related Expressions