The terms "affect" and "effect" are often confused, but they have distinct meanings and grammatical roles:
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Affect (verb):
- Definition: To influence or make a change in something.
- Example: The weather can greatly affect our mood.
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Effect (noun):
- Definition: A change that has occurred as a result of an action or situation; an outcome.
- Example: The effect of the new policy was noticeable immediately.
In summary, "affect" is typically a verb that describes an action, while "effect" is a noun that describes a result.