What is another word for crack whip?
Pronunciation: [kɹˈak wˈɪp] (IPA) 
There are numerous synonyms for the phrase "crack whip," many of which connote control or leadership in a group setting. Some of these synonyms include "take charge," "assume command," "dominate," and "supervise." Other related phrases might include "lay down the law," "run the show," "be in the driver's seat," or "be at the helm." In any of these scenarios, the individual in question is likely viewed as powerful, assertive, and able to direct the actions of others. Ultimately, the choice of phrase may depend on the specific image or tone that the speaker is trying to convey.
