had been trivializing

• 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 trivialize.
  trivialize

  verb (used with object)

  to make trivial; cause to appear unimportant, trifling, etc.

Related Words

• depreciate
• dismiss
• laugh off
• make light of
• minimize
• misprize
• play down
• pooh-pooh
• underestimate
• underplay
• underrate
• undervalue