non-conductor
non-conforming
non-conformity
non-congealable
non-consistently
non-consumable
non-contact
non-contacting
non-coordination
non-corresponding
  non-corrodible
non-corrosive
non-coupled
non-critical
non-crossing
non-crystalline
non-curling
non-current
non-cut-off
non-cutting
non-cyclic