initiate

To set going by taking the first step; begin: synonym: begin.

To introduce to a new field, interest, skill, or activity.

To admit (someone) into membership, as with a ritual or ceremony.

Initiated or admitted, as to membership or a position of authority.

Introduced to something new, such as a new field of knowledge.

One who is being or has been initiated into an organization.

One who has been introduced to or has attained some knowledge in a particular field.

To begin or enter upon; make a beginning of; introduce; set going or on foot.

To introduce by preliminary instruction or forms; guide primarily; admit formally; induct: as, to initiate a person into an art, or into a society.

To do the first act; perform the first rite; take the initiative.