charismatic β A charismatic person attracts, influences, and inspires people by their personal qualities.
compelling β A compelling argument or reason is one that convinces you that something is true or that something should be done.
effective β adequate to accomplish a purpose; producing the intended or expected result: effective teaching methods; effective steps toward peace.
influential β having or exerting influence, especially great influence: three influential educators.
lively β eventful, stirring, or exciting: The opposition gave us a lively time.
potent β (of a cross) having a crosspiece at the extremity of each arm: a cross potent.
powerful β physically strong, as a person: a large, powerful athlete.
productive β having the power of producing; generative; creative: a productive effort.
progressive β favoring or advocating progress, change, improvement, or reform, as opposed to wishing to maintain things as they are, especially in political matters: a progressive mayor.