To shout out in order to summon (a person).
To stop at a place and ask for (someone).
To ask for in a loud voice.
To request, demand.
To necessitate, demand.
To cause or engage (someone or something) to participate or to become connected or implicated.
To take in; to gather in; to mingle, blend or merge.
To comprise or include; to have as a related part.
To complicate or make intricate.
To envelop, enfold, entangle.