This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. To release the bolts of (a door, for example); unlock.

v. To undo a bolt; to unlock.

v. To remove a bolt from; to unfasten; to unbar; to open.

verb-intransitive. To explain or unfold a matter; to make a revelation.

To release or allow to be opened by withdrawing a bolt: as, to unbolt a door.

To withdraw a bolt and thus open that which it confined; hence (rarely), to open; unfold; explain.

v. undo the bolt of

"Most importantly, we need to "unbolt" them from their desk prison cells and focus their culture, literature and language learning not on a text book, but ourselves and our personal experiences."

unbolted    unbolting    unbolts   

open    open up   

unfasten    unbar    open    Loos