unsatisfied
adj.not happy with a situation or a result. You feel this way when you want something more or when you think something is not good enough.
adj.not meeting a requirement or expectation; not content with a state of affairs. Often used to describe a person's emotional state or a product's quality.
“She felt unsatisfied with the small amount of money she earned.”
“The customer left the store unsatisfied because the product was damaged and the staff refused to offer a refund.”
“Despite the significant improvements in the software's performance, the developers remained unsatisfied with the user interface, which they felt was still too cluttered for the average consumer.”
“It’s no wonder patients feel unheard, unsatisfied and lost.”
From un- + satisfied.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.