had been negating

• past perfect progressive

  past perfect progressive

  Used to describe an action that was ongoing continuously in the past up until another past event interrupted it.

  of negate.
  negate

  verb (used with object)

  to deny the existence, evidence, or truth of.

Related Words

• annihilate
• belie
• cancel out
• disallow
• disprove
• invalidate
• neutralize
• nullify
• rebut
• reverse
• undo
• vitiate
• void