Dreaded adverbs are provided in this article. The words listed here are commonly found along with the verb dreaded in sentences. This reference page helps answer the question what are some adverbs that describe or modify the verb DREADED.
chiefly, equally
especially, greatly
justly, naturally
particularly, really
secretly, universally
Hope this word list had the dreaded adverb you were looking for. In addition to adverbs used with dreaded, other example verb adverb pairings can be found on this site.
You can help by adding more adverbs in the comments. Thanks.