disengage
dis-en-gage
verb
To separate or release a part of a mechanism from another part.
"He carefully disengaged the clutch."
verb
To withdraw or detach oneself from an involvement, connection, or conflict.
"She needed to disengage from the stressful situation."
Thesaurus
Antonyms: block, close up, engage, impede, jam, lock, mesh, obstruct, obturate, occlude, operate