Laughs adverbs are provided in this article. The words listed here are commonly found along with the verb laughs in sentences. This reference page helps answer the question what are some adverbs that describe or modify the verb LAUGHS.
actually, belly, bitterly
easily, heartily, hysterically
lightly, loudly, merrily
nervously, quietly, simply
softly, uproariously
Hope this word list had the laughs adverb you were looking for. In addition to adverbs used with laughs, other example verb adverb pairings can be found on this site.
You can help by adding more adverbs in the comments. Thanks.