1) Separate 2) Separate by avulsion 3) Tear apart 4) Tear away 5) Tear off forcefully 6) Tear off with force 7) To tear off forcibly 
to pluck or tear away by force
• (v. t.) To pluck or pull off.
A·vulse' transitive verb [ Latin avulsus , past participle of avellere to tear off; a ( ab ) + vellere to pluck.] To pluck or pull off. Shenstone. 
Avulse: To separate or tear away a body part, as from an accident or surgery. While playing football, he avulsed a spinous process.
[v] - separate by avulsion
verb separate by avulsion
to pull off or tear away forcibly: to avulse a ligament.