“Burned” vs. “burnt” is another grammar topic where there seems to be some confusion.  Luckily, it’s one argument where you do have a good deal of flexibility when it comes to using the two terms.

First, we must discuss how we are dealing with “burned” and “burnt.”  They can be used as verbs or adjectives, so you’ll need to consider that initially.

Verb Usage

“Burned” and “burnt” both qualify as past-tense forms of the verb “burn,” so which is correct?  That answer depends on where you live.  If you live in the United States, you are better off using “burned” as the verb.

My sister burned the pizza.

If you are in the United Kingdom, “burnt” is the better choice.

My sister burnt the pie.

Adjective Usage

When it comes to adjective usage of “burned” and “burnt,” you can use either one.

It may sound weird, but I love burnt toast in the morning.
I enjoy burned pizza because it has a bold flavor.

As you can see, the “burned” vs. “burnt” argument is one of the more flexible ones in the grammar world.  As a general rule of thumb, if you are in the U.S., use “burned” as your verb and “burnt” as your adjective.