unkept
un·kept
adjective
1.
(especially of promises or contracts) having been violated or disregarded
- “broken (or unkept) promises”
- “broken contracts”
Origin
From un- + kept.
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.