Sheltered adverbs are provided in this article. The words listed here are commonly found along with the verb sheltered in sentences. This reference page helps answer the question what are some adverbs that describe or modify the verb SHELTERED.
carefully, comfortably
completely, entirely
partially, partly
perfectly, safely
snugly, sufficiently
Hope this word list had the sheltered adverb you were looking for. In addition to adverbs used with sheltered, other example verb adverb pairings can be found on this site.
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