#unexchangeability  the quality of being incapable of exchange or interchange
  exclusion:  exchangeability
  supertype:  unchangeability__changelessness__unchangeableness__unchangingness  the quality of being unchangeable; having a marked tendency to remain unchanged
  subtype:  incommutability  the quality of being not interchangeable
  subtype:  irreplaceableness__irreplaceablenes  the quality of being irreplaceable

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