The best replacement for fraternity is gang.

The best alternatives to fraternity are rated as following:
★★★★★  gang
★★  frat
★★  sororities
★★  dorm
★  honor society
★  sorority
★  secret society
★  order
★  final club
★  confraternity
  social fraternity
  fraternity
  alpha phi alpha fraternity
  portmore empire
  professional

Your alternative for fraternity is not listed? Suggest!
Speaking about fraternity, one probably shouldn't forget about bon scott.

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



Google Trends

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fraternity
gang
frat