superfinely
/ˈsuːpəfʌɪnli/ /ˈsjuːpəfʌɪnli/ /ˌsuːpəˈfʌɪnli/adverb
In a superfine manner; to a superfine degree; especially with excessive refinement.
Origin
Late 17th century; earliest use found in William Freke (1662–1744), theological and mystical writer. Partly from superfine + -ly, and partly from super- + finely.