motstycke
Motstycke is a Swedish term used in literary analysis and art criticism to denote a counterpart or foil: an element—often a character, but also a scene, motif, or object—that is deliberately placed in contrast to another to illuminate its qualities or themes. The word combines mot (against, counter) and stycke (piece, section). In practice, a motstycke serves to mirror, balance, or highlight differences with the primary subject, without necessarily being a direct opponent.
In practice, a motstycke may appear as a character whose traits illuminate the protagonist by contrast, such
Usage of the term varies by discipline and is more common in critical writing than in everyday
See also: foil (literary device), foil character, contrast, juxtaposition.