The best replacement for consignment is resale.

The best alternatives to consignment are rated as following:
★★★★★  resale
★★★★  ebay
★★★★  wholesale
★★★  bailment
★★★  thrift
★★★  garage sale
★★  craigslist
★  thrift stores
★  turnkey
★  yard sale
★  thrift store
★  pawn
★  donate
★  vendor managed inventory
★  donation
★  vmi
★  thrift shop
★  concession
  outright
  auction
  sell outright

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

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



Google Trends

Scale is based on the average worldwide traffic of consignment in all years. Click on graph for more.
consignment
resale
ebay