Here are some other related terms:
* Phenotype: The observable characteristics of an organism, which are a result of its genotype and environment.
* Genotype: The genetic makeup of an organism.
* Character: A heritable feature, such as eye color or height.
* Attribute: A specific feature or quality of an organism, such as blue eyes or tall stature.
It's important to note that while "trait" is often used synonymously with "phenotype," it can also refer to a specific characteristic within a phenotype, like a particular shade of eye color.