initiate

/ɪˈnɪʃieɪt/
verb
  1. To cause something to begin or start.
    • The government initiated an investigation into the accident.
    • The company will initiate a new training program for employees next month.
    • She initiated a conversation with the new student to make him feel welcome.
  2. To formally admit someone into a group or organization, often with a special ceremony.
    • The club will initiate new members at the annual ceremony.
    • The tribe initiates young adults into the community with a traditional ritual.
    • He was initiated into the fraternity last weekend.
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Antonyms
noun
  1. A person who has recently been admitted into a group or organization.
    • As an initiate, she had to learn the group's rules and traditions.
    • The initiates were given a tour of the clubhouse.
    • The older members welcomed the initiates with a special dinner.
Antonyms