commutable
com·mu·table
adjective
1.
subject to alteration or change
- “the death sentence was commutable to life imprisonment”
2.
capable of being exchanged for another or for something else that is equivalent
Origin
From commute + -able.
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.