The best replacement for torsion is epididymitis.

The best alternatives to torsion are rated as following:
★★★★★  epididymitis
★★★★  spring axles
★★★  torque
★★★  volvulus
★★★  spring axle
★★  tension
★★  leaf spring axle
★★  coiling
★★  bloat
★  bending
★  spring trailer axle
★  rotation
★  leaf spring
★  twisting
★  extension
★  leaf springs
★  shear
★  rupture
  extension garage door springs
  leaf spring axles
  cyst rupture
  extension spring

Your alternative for torsion is not listed? Suggest!
Speaking about torsion, one probably shouldn't forget about ovarian cyst.

Other search terms related to torsion and their ratings are:
★★★★★ ovarian cyst
★★★★ bending
★★★★ femoral anteversion
You have in mind a companion for torsion and it is not yet here? Propose!



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torsion
epididymitis
spring axles