How do I turn destitute into a noun?

"Destitute" is already a noun. It refers to a person or a group of people who are extremely poor and lacking basic necessities.

For example:

* "The charity provided food and shelter for the destitute."

* "The earthquake left many people destitute."

If you're looking for a related noun that emphasizes the state of being without resources, you could use "destitution."

For example:

* "They lived in destitution for years."

* "The government is trying to combat destitution."