will have been flummoxing

• 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 flummox.
  flummox

  verb (used with object)

  to bewilder; confound; confuse.

Related Words

• baffle
• bewilder
• confound
• discombobulate
• mystify
• nonplus
• perplex