Hero and Walk-on

Hero noun - A person who is the object of extreme or uncritical devotion.

Walk-on and hero are semantically related In some cases you can use "Walk-on" instead a noun "Hero".

Nearby Words: heroic, heroine, heroism, heroically

Walk-on noun - Plays a small part in a dramatic production.

Hero and walk-on are semantically related in theatrical role topic. You can use "Hero" instead a noun phrase "Walk-on", if it concerns topics such as impersonation of a character.