has been tariffing

• 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 tariff (3rd person singular).
  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