#infidelity__unfaithfulness  the quality of being unfaithful
  exclusion:  faithfulness
  supertype:  quality  an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare
  subtype:  faithlessness__faithlessnes__falsenes__ficklenes__inconstancy  unfaithfulness by virtue of being unreliable or treacherous
  subtype:  disloyalty  the quality of being disloyal
     subtype:  disaffection  disloyalty to the government or to established authority; "the widespread disaffection of the troops"
     subtype:  subversiveness__treason__traitorousness  disloyalty by virtue of subversive behavior
        subtype:  betrayal  the quality of aiding an enemy
     subtype:  perfidiousness__perfidy__treachery  betrayal of a trust
        subtype:  insidiousness__insidiousnes  the quality of being designed to entrap

No statement uses or specializes infidelity; click here to add one.