had been tariffing

• 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 tariff.
  tariff

  noun

  an official list or table showing the duties or customs imposed by a government on imports or exports.

Related Words

• cost
• duty
• excise
• levy
• price
• rate
• tax
• toll