1. to make something into a myth; to treat or present something as mythical or legendary
Usage: chiefly British spelling (American: mythicize); transitive verb
2. to create or develop a myth around a person, event, or idea
Usage: transitive verb

Examples

• The media tends to mythicise historical figures, turning them into larger-than-life heroes.
• Over time, people mythicised the origins of the ancient city.
• Writers often mythicise the past to make it more compelling.
• The film mythicises the life of the explorer, blending fact with legend.
• Cultural traditions mythicise everyday events into sacred rituals.
• Historians warn against the tendency to mythicise war and conflict.