If your stick shift will not move or if it will move but the car is not shifting gears, it is broken. If it feels very loose and is not catching on any gear then it is broken.
Broken clutch fork or hydraulic line if a hydraulic clutch.
Broken clutch cable or clutch pressure plate fork.
the detents could be broken or clutch drag. (i only know these two answers.)
It sounds like it is the clutch cable. I have a 94 Nissan Sentra and the clutch cable just broke. I have replaced one on an older Nissan, but it is still difficult for me to do on the 94. It is really hard to get the broken cable out.
Clutch pressure plate fork broken or cable broken if so equipped.
Clutch slave cylinder is leaking fluid or the connector rod or cable from the clutch pedal is disconnected or broken. Depends on the make and model of the vehicle to know the exact setup of your clutch.
You have a broken clutch.
Sounds like you have broken the 'clutch return spring' in the transmission or if it's hydraulic you may be out of clutch fluid (leaking)
The clutch cable has proabably broken.
Have a look at: Clutch slave cylinder Clutch cable More than likely the clutch itself has broken spring(s)
Clutch fork or cable broken. it might have a hydrolic leak. Check the master in the clutch
Broken clutch fork, or other parts.