Attested adverbs are provided in this article. The words listed here are commonly found along with the verb attested in sentences. This reference page helps answer the question what are some adverbs that describe or modify the verb ATTESTED.
abundantly, amply, clearly
directly, duly, expressly
frequently, fully, historically
properly, publicly, solemnly
strongly, sufficiently, widely
Hope this word list had the attested adverb you were looking for. In addition to adverbs used with attested, other example verb adverb pairings can be found on this site.
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