Machinating is a unique word that means to scheme or plot behind the scenes. It is an intriguing word that conveys a sense of heightened activity, often associated with secret plots and plans. Some synonyms for machinating include plotting, conniving, scheming, contriving, devising, and designing. Each of these words carries a slightly different connotation, but all share the idea of planning and strategizing. Other possible synonyms for machinating include manipulating, calculating, and orchestrating. These words all suggest a level of craftiness and cunning, making it clear that the activity is part of a broader effort to achieve a particular end goal.