The noun is borrowed from Russian агитпро́п (agitpróp, “agitprop”), Агитпро́п (Agitpróp, “Agitprop (Department for Agitation and Propaganda of the Soviet Union)”), short for отде́л агитации и пропаганды (otdél agitacii i propagandy, “Department for Agitation and Propaganda”); analysable as a blend of agitation + propaganda. The verb is derived from the noun.