The best replacement for absinthe is everclear.

The best alternatives to absinthe are rated as following:
★★★★★  everclear
★★★★★  zumanity
★★★★★  cirque du soleil
★★★★  absinthe
★★★★  ouzo
★★★  pernod
★★★  redsn0w
★★★  pastis
★★★  le reve
★★★  herbsaint
★★  jager
★★  evasion
★★  chartreuse
★★  moonshine
★★  ka
★★  151
★  evasi0n
★  cydia
★  anisette
★  snowbreeze
★  cinject
★  absente
  redsnow
  sn0wbreeze
  jagermeister
  bacardi 151
  arak
  lucid
  sambuca

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

Other search terms related to absinthe and their ratings are:
★★★★★ wormwood
★★ sugar cubes
★ opium
★ laudanum
★ sugar cube
You have in mind a companion for absinthe and it is not yet here? Propose!



Google Trends

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absinthe
everclear
zumanity