will have been overrunning

• 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 overrun.
  overrun

  verb (used with object)

  to rove over (a country, region, etc.); invade; ravage.

Related Words

• beset
• choke
• deluge
• inundate
• invade
• overflow
• overwhelm
• ravage