substitutability
subs·ti·tu·tability
noun
1.
exchangeability by virtue of being replaceable
Origin
From substitute + -ability.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.