What is the historical origin of the word unpredictable?

The word "unpredictable" is believed to have originated in the 16th century, although its exact origins are uncertain. Some sources suggest that the word was used in the 15th century, while others claim it was used in the 16th century.

One theory is that the word was derived from the Latin word "predicabilis," which means "capable of being predicted." This theory suggests that the word was used to mean something that could be predicted, such as a natural disaster or a political event.

Another theory is that the word was derived from the Old French word "unpredictible," which meant "impossible to predict." This theory suggests that the word was used to mean something that was so unusual or unexpected that it could not be predicted.

Regardless of its origins, the word "unpredictable" has been used in English for over 400 years. It is now a commonly used word to mean something that is not able to be predicted or controlled.