Dealing adverbs are provided in this article. The words listed here are commonly found along with the verb dealing in sentences. This reference page helps answer the question what are some adverbs that describe or modify the verb DEALING.
actually, adequately, chiefly, clearly, constantly, currently, directly, effectively
entirely, especially, exclusively, explicitly, fairly, faithfully, generally, gently
harshly, honestly, justly, kindly, largely, mainly, merely, mostly
obviously, particularly, personally, primarily, principally, probably, promptly, really
respectively, separately, seriously, simply, solely, specially, specifically, strictly
successfully, truly, usually, wisely
Hope this word list had the dealing adverb you were looking for. In addition to adverbs used with dealing, other example verb adverb pairings can be found on this site.
You can help by adding more adverbs in the comments. Thanks.