First, second or third, but not fourth 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

• FOURTH (adverb)
  1. in the fourth place
• FOURTH (adjective)
  1. coming next after the third and just before the fifth in position or time or degree or magnitude
• FOURTH (noun)
  1. one of four equal parts
  2. following the third position; number four in a countable series
• SECOND (noun)
  1. an indefinitely short time
  2. a 60th part of a minute of arc
• SECOND (verb)
  1. give support or one’s approval to
  2. transfer an employee to a different, temporary assignment
• SECOND (adjective)
  1. coming next after the first in position in space or time or degree or magnitude
  2. a part or voice or instrument or orchestra section lower in pitch than or subordinate to the first
• SECOND (adverb)
  1. in the second place

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