The word "guise" refers to the appearance, semblance, or outward form of something, often suggesting a deception or disguise. It is typically used when someone presents themselves in a certain way that may not reflect their true nature or intentions. For example, a person might adopt a guise of confidence, while feeling insecure inside.
The word "guise" comes from the Middle English "guise," meaning "manner" or "fashion." This originated from the Old French word "guise," which meant "fashion" or "style." It is believed to have roots in the Germanic word relating to "to take" or "to seize," indicating a change or transformation in appearance.