Swing adverbs are provided in this article. The words listed here are commonly found along with the verb swing in sentences. This reference page helps answer the question what are some adverbs that describe or modify the verb SWING.
easily, freely
gently, probably
really, slowly
wildly
Hope this word list had the swing adverb you were looking for. In addition to adverbs used with swing, other example verb adverb pairings can be found on this site.
Terrifyingly,unusually,loudly,happily