v.undo the bolt of

"unbolt the door"

Unbolting the chairs
Unbolting Melville's Japan
Unbolting the preshower from CMS
Unbolting the Gate of Locked-In Syndrome
Jack for bolting and unbolting
Unbolting Melville's Japan.(Herman Melville's novels)
Unbolting the chairs: making learning management systems more flexible
Unbolting of the preshower from the +ve Z end of CMS & crane it over the top to the -ve Z end.
Production of unbolting lines through gamma-ray irradiation mutagenesis in genetically modified herbicide-tolerant Zoysia japonica
Studies on the Difference of Bolting and Unbolting Onions on the Physiological and Biochemical Characteristics