had been unsticking

• 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 unstick.
  unstick

  verb (used with object)

  to free, as one thing stuck to another.

Related Words

• alleviate
• break up
• ease
• loose
• relax
• slacken
• undo
• unlock
• unscrew
• untie