unfasten
verb (used with object)
to release from or as from fastenings; detach.
Used to describe an ongoing action or state that is currently taking place in the immediate present.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
You are unfastening the cord attached to the bars; you will tie it to this, and that will give you eighty feet of good strong rope.
From The Honor of the Name by Émile Gaboriau