Spanish

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Etymology

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From muchísimo +‎ -ísimo. The term muchísimo is already a superlative of mucho.

Adjective

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muchisísimo (feminine muchisísima, masculine plural muchisísimos, feminine plural muchisísimas)

  1. superlative degree of muchísimo

Adverb

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muchisísimo

  1. a hell of a lot, very very much, superlative degree of muchísimo