unguaranteed

the website offered an unguaranteed delivery date, so we couldn't rely on it.

we have an unguaranteed supply of the product, depending on the supplier's availability.

the investment carried an unguaranteed return, making it a high-risk venture.

the software update included an unguaranteed fix for the known bug.

the job offer came with an unguaranteed salary based on performance.

the data provided is unguaranteed and should be verified independently.

the connection was unguaranteed, so sensitive information shouldn't be transmitted.

the company offered an unguaranteed warranty on the refurbished item.

the outcome of the experiment was unguaranteed, requiring further testing.

the system provides an unguaranteed level of security against cyberattacks.

the project's success was unguaranteed, relying on many external factors.