Drawback (noun)

1. A disadvantage or problem that detracts from the quality or value of something.
2. A hindrance or obstacle that impedes progress or success.
3. A reduction or removal of a duty or tax, especially one that has been imposed.

Origin:

Late middle english (in the sense 'a hindrance'): from the verb draw + back.

Examples:

1. One of the main drawbacks of the new technology was its high cost.
2. The lack of parking is a major drawback of living in the city.
3. The drawback of the trade agreement was that it reduced the country's ability to regulate imports.
4. The drawback system was introduced to encourage exports by reducing the taxes on them.
5. The drawback of the plan was that it required a significant amount of time and resources.