non-passing
non-pressure
non-Q-switched
non-redundant
non-reentrant
non-removable
non-resonant
non-return-to-zero
non-revenue
non-self-maintained
  non-self-propelled
non-SI
non-staining
non-stop
non-sudsing
non-turn-off
non-uniform
non-visual
no-op
no-plug
no-pop