Nervous laugh.
Meaning: This phrase means a laugh produced due to discomfort or anxiety rather than amusement. For instance, The speaker gave a nervous laugh when they realized they had made a mistake during their presentation.
Choice of Words: Nervous is an adjective that describes a feeling of anxiety or unease. Laugh is a noun that refers to the sound produced when someone is amused or happy. When combined, "Nervous laugh" implies a laugh that is produced due to discomfort or anxiety rather than amusement.
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