will have been widening

• 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 widen.
  widen

  verb (used with or without object)

  to make or become wide or wider; broaden; expand.

Related Words

• add to
• broaden
• enlarge
• expand
• extend
• grow
• increase
• multiply
• stretch
• swell