The best replacement for brain is mind.

The best alternatives to brain are rated as following:
★★★★★  mind
★★★★  heart
★★★★  brawn
★★★★  computer
★★  shit
★★  beauty
★★  right brain
★★  left brain
★  soul
★  brains
★  wiener
★  human brain
★  heart quotes
★  braun
★  universe
★  brawn the ultimate showdown
★  brain
★  female brain
★  supercomputer
★  animal brain
★  wracking my brain
  right brain thinking
  spinal cord
  heart more important
  heart dies first
  lungs which is heavier
  right brain characteristics
  calculator
  lungs heavier
  brawn: the ultimate showdown
  left
  left brain people
  right
  computers
  uterus
  i'll stab you with a q-tip
  womans brain
  lungs which weighs more
  heart debate
  meninges
  lungs
  right brain dominant
  beauty.which is more important

Your alternative for brain is not listed? Suggest!
Speaking about brain, one probably shouldn't forget about contrast.

Other search terms related to brain and their ratings are:
★★★★★ contrast
★★★★ ms
★★ oxygen for 20 minutes
★ oxygen 10 minutes
★ contrast mri
★ alzheimer's disease
★ beauty
and without contrast
concussion
skull
You have in mind a companion for brain and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of brain in all years. Click on graph for more.
brain
mind
heart