initiate

US /ɪˈnɪʃ.i.eɪt/
UK /ɪˈnɪʃ.i.eɪt/
"initiate" picture
1.

cause (something) to begin

:
The company decided to initiate a new marketing campaign.
He will initiate the discussion at the meeting.
2.

admit (someone) into a secret society or group, typically with a ritual

:
New members are initiated into the fraternity with a special ceremony.
She was initiated into the ancient rites of the tribe.
1.

a person who has been initiated into a secret society or group

:
The new initiate was eager to learn the group's traditions.
Only an initiate can understand the hidden meanings.