The girl ate the cake happily.
Meaning: This means that the girl enjoyed eating the cake and it made her feel happy.
Choice of Words: Ate is a verb that means to consume food or drink. Happily is an adverb that means in a joyful or contented manner. When you put them together, "The girl ate the cake happily" means that the girl consumed the cake while feeling joy or contentment.
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Related Expressions