non-coincidence
non-coking
non-combustible
non-commutative
non-compactness
non-complete
non-concurrence
non-condensable
non-condensing
non-conducting
  non-conductive
non-conductor
non-conforming
non-conformity
non-congealable
non-consistently
non-consumable
non-contact
non-contacting
non-coordination
non-corresponding