Iron Man's suit, e.g.

ARMOR

["**Hint:** \"Protective covering worn by knights—or superheroes.\"\n\nThis hint guides the solver by associating the answer with both historical and modern contexts of protective gear, making the connection to \"armor\" clearer without directly stating it."]

**Explanation:** The clue *"Iron Man's suit, e.g."* leads to the answer **"ARMOR"** through both a literal and a pop-culture reference. - **Literal Meaning:** "Armor" refers to protective covering, often made of metal, which directly describes Iron Man's suit—a high-tech, metallic exoskeleton that shields him. - **Pop-Culture Reference:** Iron Man, a Marvel superhero, is famously known for his advanced armored suit, making "armor" a fitting and recognizable term for it. The clue uses *"e.g."* (meaning "for example") to indicate that Iron Man's suit is a specific instance of armor, reinforcing the connection. No complex wordplay is involved—just a straightforward definition with a well-known reference.