Restrict adverbs are provided in this article. The words listed here are commonly found along with the verb restrict in sentences. This reference page helps answer the question what are some adverbs that describe or modify the verb RESTRICT.
actually, generally
greatly, necessarily
seriously, severely
significantly, unduly
usually
Hope this word list had the restrict adverb you were looking for. In addition to adverbs used with restrict, other example verb adverb pairings can be found on this site.
You can help by adding more adverbs in the comments. Thanks.