What is another word for like a loose cannon?
Pronunciation: [lˈa͡ɪk ɐ lˈuːs kˈanən] (IPA) 
"Like a loose cannon" is an idiom that refers to a person who is uncontrollable and unpredictable in their behavior. There are several synonyms for this phrase that describe similar characteristics of a person. These include "reckless," "impulsive," "unrestrained," "erratic," "volatile," "tempestuous," "unpredictable," and "unstable." All of these words describe a person who acts without thinking, or who lacks self-discipline or emotional control. People who behave like a loose cannon can be difficult to deal with, as their actions can be dangerous or harmful to themselves and others around them. It is important to recognize the warning signs of this behavior and take appropriate action to protect oneself and others from the consequences.
