Clue: They may be fluid: Abbr.

Answer: OZS

Length: 3

---

Similar Clues:

• Where Dr. J's pro career began: Abbr. (ABA with 3 letters)
• Heat beaters: Abbr. (ACS with 3 letters)
• Benbow or Farragut: Abbr. (ADM with 3 letters)
• "There is no greater ___ than bearing an untold story inside you": Maya Angelou (AGONY with 5 letters)
• Go-betweens: Abbr. (AGTS with 4 letters)
• Cotton Belt state: Abbr. (ALA with 3 letters)
• Key of Beethoven's Symphony No. 7: Abbr. (AMAJ with 4 letters)
• Musical key of Beethoven's 7th (abbr.) (AMAJ with 4 letters)
• Key of the Beatles' "Lady Madonna": Abbr. (AMAJ with 4 letters)
• Key of Beethoven's Symphony No. 7: Abbr (AMAJ with 4 letters)