Retest (verb)

1. To test something again, especially to check for consistency or accuracy.
2. To perform a test again on the same individual or group.

Origin:

From the prefix "re-" meaning "again" and the word "test" meaning "to evaluate or measure something".

Examples:

1. The student was asked to retest after the first test was found to be invalid.
2. The company decided to retest the product before releasing it to the market.
3. The athlete was retested for performance-enhancing drugs.
4. The doctor recommended a retest to confirm the diagnosis.
5. The engineer retested the device to ensure its reliability.