Unpredictability is the trait of doing things in a way that is irregular and cannot be predicted. Unpredictability contains the word predictability, which describes the quality of doing things in a regular way, time after time. Unpredictability is the opposite of predictability.

What type of person is unpredictable?

If you describe someone or something as unpredictable, you mean that you cannot tell what they are going to do or how they are going to behave. He is utterly unpredictable.

What does it mean to be unpredictable?

: not predictable: such as. a : not able to be known or declared in advance unpredictable weather. b : tending to behave in ways that cannot be predicted an unpredictable boss. Other Words from unpredictable Synonyms & Antonyms Example Sentences Learn More About unpredictable.