mentor
/ˈmɛn.tər/Definitions
1. noun
A person who gives guidance or advice, especially a more experienced or successful person who helps a less experienced person in their career or in a specific activity.
“Her mentor encouraged her to pursue a career in law.”
2. verb
To serve as a mentor to someone, providing guidance or advice.
“He mentored a group of young entrepreneurs, teaching them how to start their own businesses.”