Meaning ofso much asin English

Adverb

1. at the very least; a minimum amount
2. on the contrary; an alternative option
   I don't want to go to the movies, so much as stay home and read a book.
   Synonyms:

   insteadalternativelyon the other handratherin lieu of
   Antonyms:

   exactly asjust likesimilarlylikewisein the same way