The best replacement for board shorts is swim trunks.

The best alternatives to board shorts are rated as following:
★★★★★  swim trunks
★★★  swim shorts
★★★  trunks
★★  fight shorts
★★  speedos
★  swimsuit
★  swim suit
★  swimming trunks
★  bathing suits
★  speedo
  water shorts
  jammers
  surf shorts
  beach shorts

Your alternative for board shorts is not listed? Suggest!
Speaking about board shorts, one probably shouldn't forget about boxers.

Other search terms related to board shorts and their ratings are:
★★★★★ boxers
★★★★ bikini top
★★★★ underwear
★★ matching bikini top
You have in mind a companion for board shorts and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of board shorts in all years. Click on graph for more.
board shorts
swim trunks
swim shorts