The behavior that Elijah exemplifies when he dresses up in women's clothing and wears their formal evening wear is: Transvetism.
Transvetism is a desire that people have to dress up in the attire of the opposite gender. Elijah is a man who wears the clothing of women.
The reverse could also be the case when a woman dresses up in male clothing.
Transvetism can be practiced as part of the rituals of a culture or religion. It can also be a fetish or a personal disposition.
Learn more about Transvetism here:
https://brainly.com/question/7147044