To begin; to start.
To instruct in the rudiments or principles; to introduce.
To do the first act; to perform the first rite; to take the initiative.
To confer membership on; especially, to admit to a secret order with mysterious rites or ceremonies.
One who is oriented in and familiar with a topic or subject; especially, one who is an expert in it.
A new member of an organization.
One who has been through a ceremony of initiation.
To start operating; to power up, to become on.
To aim at.
To depend upon; to pivot around, to have as a central subject.
To power up, to put into operation, to start, to activate (an appliance, light, mechanism, functionality etc.).
To fill with enthusiasm; to intoxicate, give pleasure to ( + to an object of interest or excitement).
To take drugs.
To cause to take up drugs, especially hallucinogens.
To set a flow of fluid or gas running by rotating a tap or valve.
To violently rebel against; to suddenly attack.
To sexually arouse.