has been mordanting

• 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 mordant (3rd person singular).
  mordant

  adjective

  sharply caustic or sarcastic, as wit or a speaker; biting.

Related Words

• acerbic
• biting
• caustic
• sardonic
• scathing