The best replacement for fuzz is distortion.

The best alternatives to fuzz are rated as following:
★★★★★  distortion
★★★★  overdrive
★  muff
★  fuzz
★  distortion bass
★  fire kitp
★  germanium
★  shaun of the dead
  silicon fuzz
  sunface
  treble booster
  lovelites
  overdrive bass
  big muff
  fuzz face
  fuss
  germanium fuzz

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

Other search terms related to fuzz and their ratings are:
★★★★★ humbuckers
★★★★ overdrive
★★★ wah
★★ active pickups
You have in mind a companion for fuzz and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of fuzz in all years. Click on graph for more.
fuzz
distortion
overdrive