What is the common name for a lionfish?

The common name for a lionfish is simply lionfish.

However, there are several other names used for different species of lionfish, including:

* Common lionfish: This is the most common species, also known as the red lionfish.

* Devil firefish: Another name for the common lionfish.

* Turkeyfish: This name is sometimes used for other species of scorpionfish, not just lionfish.

* Zebra lionfish: Refers to a specific species with distinctive black and white stripes.

So, while "lionfish" is the most general and common name, you may encounter others depending on the specific species or region.