Interchangeableness
The Century Dictionary and Cyclopedia
noun.
The state of being interchangeable.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the quality of being capable of exchange or interchange
Hypernym
Words that are more generic or abstract
changeability
changeableness
Hyponym
Words that are more specific
commutability
convertibility
duality
inconvertibility
liquidity