Words similar to hotbed

Example sentences for: hotbed

How can you use “hotbed” in a sentence? Here are some example sentences to help you improve your vocabulary:

Gary Arnold of the Washington Times calls it "a groggy hotbed of sensationalism."
The far western regions of the country, which are less economically developed and which are the hotbed of the current insurgency, are more prone to migration.
Sure, I find it interesting to read that some people have fun playing Boggle and touring the dorms together, but is this a good way to find an answer to a question that uses "hotbed" and "sexual abandon" in the same sentence?
Instead, I proceeded to that hotbed of mnemonics, medical school.
News finds a vacation hotbed: Cuba.