un·stuck 
/ˌʌnˈstʌk/ adjective
/ˌʌnˈstʌk/ adjective : able to move freely : no longer stuck
▪ We couldn't get the steering wheel unstuck.
▪ We couldn't get the steering wheel unstuck.
become/come unstuck 1 : to stop being stuck to something
▪ The suction cup came unstuck from the wall. ▪ The photograph was becoming unstuck. 2 Brit, informal : to fail
▪ Their marriage came unstuck [=(US) came unglued] last summer.
▪ The suction cup came unstuck from the wall. ▪ The photograph was becoming unstuck.
▪ Their marriage came unstuck [=(US) came unglued] last summer.
