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.
There--he is unfastening the chain and putting it into the little fellow's hands.
From The Scarlet Banner by Felix Dahn