To comprise or include; to have as a related part.
To take in; to gather in; to mingle, blend or merge.
To cause or engage (someone or something) to participate or to become connected or implicated.
To complicate or make intricate.
To envelop, enfold, entangle.
To leave out or exclude.
To delete or remove; to strike.
To neglect or take no notice of.
To fail to perform.