The crossword solution for the term 'IT COULD BE DOMINANT' is TRAIT, which is a five-letter word. A TRAIT is a distinguishing quality or characteristic that is possessed by an individual or group. Traits can be physical, mental, or behavioral and can be either inherited or acquired. Traits are often used to describe people, animals, and plants. Traits can also be used to describe objects, such as a car's color or a computer's speed. Traits can be dominant, meaning they are more likely to be passed on from one generation to the next.