will have been multiplying

• 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 multiply.
  multiply

  verb (used with object)

  to make many or manifold; increase the number, quantity, etc., of.

Related Words

• accumulate
• augment
• boost
• breed
• build up
• enlarge
• expand
• generate
• heighten
• magnify
• proliferate
• propagate
• spread