has been annulling

• present perfect progressive

  present perfect progressive

  Used to describe an action that began in the past, has continued continuously, and is still in progress.

  of annul (3rd person singular).
  annul

  verb (used with object)

  (especially of laws or other established rules, usages, etc.) to make void or null; abolish; cancel; invalidate.

Related Words

• abolish
• abrogate
• cancel
• declare
• delete
• dissolve
• expunge
• invalidate
• nullify
• quash
• repeal
• rescind
• retract
• reverse
• revoke
• undo
• vacate