Meaning: I consume candy as a dessert following my midday meal.
Choice of Words: "After" is a preposition that means following something in time or order. "Lunch" is a meal typically eaten around midday. "Eat" is a verb that means to consume food.
Alternative Expressions
After I finish lunch, I eat candy.
Meaning: This sentence means the same thing as the first sentence, but it uses different words.
Choice of Words: **Finish** is a verb that means to complete something. **After** means later than something else.
When I'm done with lunch, I have some candy.
Meaning: This sentence also means the same thing as the first sentence, but it uses different words.
Choice of Words: **Done** is a verb that means to have finished something. **Have** is a verb that means to own or possess something.