In a frenzied manner; wildly and with uncontrolled energy, though this form is less standard than frenziedly.
An alternative adverbial form of frenzy or frenzied, created by adding -ly, though grammarians typically prefer frenziedly as the standard form.
This word shows competing patterns in English—both 'frenzily' and 'frenziedly' are theoretically valid, but only one became standard, which reminds us that language is about what speakers actually use, not what's technically possible.
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