What is another word for opened can of worms?
Pronunciation: [ˈə͡ʊpənd kan ɒv wˈɜːmz] (IPA) 
The phrase "opened can of worms" is often used to describe a situation where something complex and potentially troublesome has been revealed. There are several synonyms for this phrase that evoke a similar sense of unexpected difficulty. For example, one might describe such a situation as a Pandora's box, which refers to the legendary container that contained all the world's evils. Another common synonym is a hornet's nest, which conjures up an image of a swarm of angry insects that have been disturbed and are now attacking. Other possible synonyms for "opened can of worms" might include a tangled web, a labyrinth, or a quagmire.
