adjective
Definition: This word describes someone or something that holds the highest position or is the most important in a group or organization.
Example: The chief engineer is responsible for overseeing the entire project.
adverb
Definition: Not a valid English word.
Example: Not available
noun
Definition: A person who has the highest rank or authority in a group or organization; a leader or boss.
Example: The chief of the tribe made an important decision for the community.