giggle

US /ˈɡɪɡ.əl/
UK /ˈɡɪɡ.əl/
"giggle" picture
1.

to laugh in a silly, often high-pitched way, especially when nervous or embarrassed

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The children couldn't stop to giggle during the puppet show.
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She tried to suppress a giggle when her boss tripped.
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chuckletittersnickercacklesmirk
1.

a silly, high-pitched laugh

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A nervous giggle escaped her lips.
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We heard a faint giggle from the next room.
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chuckletittersnickercacklesmirk