The best replacement for flashes is night sweats.

The best alternatives to flashes are rated as following:
★★★★★  night sweats
★★★★  fever
★★★  floaters
★★  hot flushes
★  santa paula cardinals
★  flushing
★  anxiety attacks
  sweats
  chills
  hot flashes
  hot flush

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

Other search terms related to flashes and their ratings are:
★★★★★ menopause
★★★ floaters
★ night sweats
You have in mind a companion for flashes and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of flashes in all years. Click on graph for more.
flashes
night sweats
fever