The best replacement for capacitors is resistors.

The best alternatives to capacitors are rated as following:
★★★★★  resistors
★★★★★  batteries
★★  vanadium plating
★  inductors
★  ceramic capacitors
★  series
★  supercapacitors
  electrolytic capacitors
  series capacitors
  tantalum
  electrolytic
  mylar
  dc capacitors
  condensers

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

Other search terms related to capacitors and their ratings are:
★★★★★ dielectrics
★★★ resistors
★★ voltage regulator
resistors in series
You have in mind a companion for capacitors and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of capacitors in all years. Click on graph for more.
capacitors
resistors
batteries