へらへら

¶→へらへら笑う

frivolous

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へらへら

¶ → へらへら笑う

* * *

へらへら

●いつもへらへらしている always have a silly smile [giggle, laugh]; be always smiling [giggling, laughing] in a strange, meaningless way

・へらへら笑う smile [giggle, snicker, laugh] foolishly.