will have been swirling

• future perfect progressive

  future perfect progressive

  Used to describe a continuous action that will progress up until a designated point of completion in the future.

  of swirl.
  swirl

  verb (used without object)

  to move around or along with a whirling motion; whirl; eddy.

Related Words

• boil
• churn
• roil
• twirl
• whirl