The best replacement for belly button is navel.

The best alternatives to belly button are rated as following:
★★★★★  navel
★★★★  cartilage piercing
★★  nose piercing
★★  belly button
★  tongue
★  umbilical hernia
★  cartilage
★  nipple piercing
★  nose piercings
  innie
  tragus piercing
  outty
  naval

Your alternative for belly button is not listed? Suggest!
Speaking about belly button, one probably shouldn't forget about tummy tuck.

Other search terms related to belly button and their ratings are:
★★★★★ tummy tuck
★★★★ belly ring
You have in mind a companion for belly button and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of belly button in all years. Click on graph for more.
belly button
navel
cartilage piercing