Sob adverbs are provided in this article. The words listed here are commonly found along with the verb sob in sentences. This reference page helps answer the question what are some adverbs that describe or modify the verb SOB.
bitterly, hysterically
loudly, quietly
softly, uncontrollably
violently
Hope this word list had the sob adverb you were looking for. In addition to adverbs used with sob, other example verb adverb pairings can be found on this site.
You can help by adding more adverbs in the comments. Thanks.