Acid’s opposite NYT Crossword Clue

• (noun)
  1. a terrorist network intensely opposed to the United States that dispenses money and logistical support and training to a wide variety of radical Islamic terrorist groups; has cells in more than 50 countries
  2. lowest support of a structure
• (adjective)
  1. of low birth or station (`base’ is archaic in this sense)
  2. illegitimate
• (verb)
  1. use (purified cocaine) by burning it and inhaling the fumes
  2. use as a basis for; found on

• OPPOSITE (adverb)
  1. directly facing each other
• OPPOSITE (adjective)
  1. characterized by opposite extremes; completely opposed
  2. of leaves etc; growing in pairs on either side of a stem
• OPPOSITE (noun)
  1. a contestant that you are matched against
  2. a relation of direct opposition
• ACID (noun)
  1. street name for lysergic acid diethylamide
  2. any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
• ACID (adjective)
  1. being sour to the taste
  2. harsh or corrosive in tone

• ALKALI
  (6 letters)

Unscramble the letters below to solve for today's answer.
SABE