seiturilage
Seiturilage is a term that has emerged in discussions surrounding fictional character development and narrative consistency. It refers to the perceived tendency of a character's established traits, abilities, or motivations to be altered or ignored by the author in order to serve the immediate needs of the plot. This can manifest as a character suddenly acting out of character, possessing skills they have never demonstrated before, or having their past experiences disregarded for convenience.
The term itself is a portmanteau, combining "seit" from "seize" or "seizing," implying an author's forceful manipulation,
Instances of seiturilage can lead to reader frustration, as they can break immersion and undermine the credibility