In an answerless manner; without an answer or response; in a way that lacks solution or clarity.
From answerless (answer plus -less plus -ly) plus the adverb suffix -ly, creating a doubly-suffixed adverb from the adjective.
This ultra-rare adverb captures a feeling—when you're stuck staring at an impossible test question, or pondering something fundamentally mysterious, you're left 'answerlessly' grasping in the dark!
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