fickleness
fick·le·ness
noun
1.
unfaithfulness by virtue of being unreliable or treacherous
Origin
From Middle English fikelnesse, equivalent to fickle + -ness.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.