have been revoking

• 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 revoke.
  revoke

  verb (used with object)

  to take back or withdraw; annul, cancel, or reverse; rescind or repeal.

Related Words

• abolish
• abrogate
• annul
• deny
• dismantle
• dismiss
• invalidate
• lift
• nullify
• quash
• remove
• renounce
• repeal
• rescind
• retract
• reverse
• set aside
• vacate
• void
• withdraw