have been festooning

• 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 festoon.
  festoon

  noun

  a string or chain of flowers, foliage, ribbon, etc., suspended in a curve between two points.

Related Words

• adorn
• deck
• drape
• hang
• swag
• trim