has been abutting

• 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 abut (3rd person singular).
  abut

  verb (used without object)

  to be adjacent; touch or join at the edge or border (often followed by on, upon, oragainst ).

Related Words

• adjoin
• border on