Fostell

Example:Mr. Poirot had an assistant who helped him with his cases and inquiries.

Definition:A person who assists or helps another person, often in a dependent manner.

Example:Fostell, the sidekick, always found himself in the middle of the chaos that followed Poirot.

Definition:A companion, often down-to-earth, who supports and assists the main character, usually in fiction or comedic roles.