dissatisfactory
dis·sa·tis·factory
adjective
1.
not up to expectations
- “a disappointing performance from one who had seemed so promising”
Origin
From dis- + satisfactory.
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.