By way of accusation; in an accusatorial manner; by means of a formal accuser.(adverb)
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Use "accusatorially" in a sentence
"The question is often posed by drunk, drugged women, and it is always asked accusatorially, as if there is—honest to God—no reason to be angry."
"Courtroom dramas often include a scene where an antagonistic prosecutor points his finger at a defendant and asks accusatorially, "Why did you kill your partner?" implying that the person -- who has pleaded not guilty -- did kill the partner."
"‘Have you lost weight?’ someone called, accusatorially across the office as I turned from the printer to return to my desk."