nonredundant
nonreentrant
nonreflecting
nonreflective
nonregenerative
nonrelativistic
nonrepairable
nonresonant
nonreturn-to-zero
nonselective
  non-self-luminous
non-self-maintained
non-self-sustained
nonseparable
non-shorting
non-shorting-contact
nonsingular
nonsinusoidal
nonsinusoidally
nonslotted
nonspectral