disengage

US /ˌdɪs.ɪŋˈɡeɪdʒ/
UK /ˌdɪs.ɪŋˈɡeɪdʒ/
1.

buông tha

to become physically separated from something, or to make two things become physically separated:

:
The door was disengaged from one of its hinges.