The best replacement for non is none.

The best alternatives to non are rated as following:
★★★★★  none
★★★★  un
★★★  not
★★  non-
★  un prefix
★  non
★  hodgkin's lymphoma
★  not for profit
  pas
  70 200

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

Other search terms related to non and their ratings are:
★★★★★ hyphen
★★★ or without hyphen
★ non
You have in mind a companion for non and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of non in all years. Click on graph for more.
non
none
un