Citation:
Contrasts refer to striking differences or oppositions between characters, settings, themes, or ideas within a literary work. These differences often highlight important aspects of the story or emphasize certain qualities.
A foil is a character who contrasts with another character to highlight their distinct traits or qualities.
Juxtaposition refers to placing two contrasting elements side by side for comparison or contrast.
Dichotomy: Dichotomy refers to dividing something into two contrasting parts or categories.