initiate (EN)
verb, noun

verb “initiate”

initiate; he initiates; past initiated, part. initiated; ger. initiating
  1. to begin or start something
    The company initiated a new training program for all new employees.
  2. to teach someone the basic knowledge or principles of a subject
    The company decided to initiate new employees into the corporate culture with a week-long orientation program.
  3. to officially make someone a member of a group, especially one with secret rituals
    She was initiated into the ancient society through a secret ceremony in the woods.

noun “initiate”

sg. initiate, pl. initiates or uncountable
  1. someone who has recently joined a group, organization, or religion and is learning about it
    After the ceremony, the new initiates were welcomed into the secret society with open arms.