Engage
Part of speech: verb
Definition: To pledge, to put something at risk or on the line. To guarantee or promise (to do something.) To bind through legal or moral obligation (to do something, especially to marry) (usually in passive) To engross or hold the attention of someone. To fascinate or win over someone. To employ or obtain the services of someone. To reserve or arrange the use of. To mesh or interlock (of machinery, especially a clutch). To cause to mesh or interlock. To enter into (an activity), to participate (construed with ). To keep busy or occupied. To attract, to draw into conversation. To enter into conflict with (an enemy). To enter into battle. To bring together or prepare before fighting. In air defense, a fire control order used to direct or authorize units and/or weapon systems to fire on a designated target. (JP 1-02 Department of Defense Dictionary of Military and Associated Terms). To bring the enemy under fire. (JP 1-02 Department of Defense Dictionary of Military and Associated Terms).
Example sentence: To engage in downright plagiarism is disappointing. It's cynical, opportunistic and hypocritical.
Occupy
Part of speech: verb
Definition: To fill either time or space.To live or reside in.To fill or hold a position.To conquer somewhere.To hold the attention of.To cohabit, to have sexual intercourse with. (Reference: Sidney J. Baker, The Australian Language, second edition, 1966.)To place the theodolite or total station at (a point).
Example sentence: As long as you don't forgive, who and whatever it is will occupy rent-free space in your mind.