In a manner that is autarchical; in a way that emphasizes complete self-rule and independence from external control.
From autarchical + -ly adverbial suffix, following standard English patterns for forming adverbs from adjectives ending in -ical.
Adding -ly to -ical words feels redundant to modern ears, but it's grammatically correct and creates emphasis—like how 'ironically' sounds stronger than 'ironic' when you're making a point.
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