had been padlocking

• 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 padlock.
  padlock

  noun

  a portable or detachable lock with a pivoted or sliding shackle that can be passed through a link, ring, staple, or the like.

Related Words

• fastener
• latch
• pipe
• rivet
• rod
• spike