The best replacement for red pepper is green pepper.

The best alternatives to red pepper are rated as following:
★★★★★  green pepper
★★★★  cayenne pepper
★★★  black pepper
★★  chili powder
★★  paprika
★★  red pepper flakes
★★  cayenne
★★  chili pepper
★  red chili flakes
★  ground red pepper
★  bell pepper
★  orange vitamin c
★  red bell pepper
★  pimento
★  yellow pepper
★  chili flakes
  blood in stool
  green
  red chili pepper

Your alternative for red pepper is not listed? Suggest!
Speaking about red pepper, one probably shouldn't forget about feta dip.

Other search terms related to red pepper and their ratings are:
★★★★★ feta dip
You have in mind a companion for red pepper and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of red pepper in all years. Click on graph for more.
red pepper
green pepper
cayenne pepper