is "Formal" or "informal" a gradable or non-gradable adjective?
help! i didnt find the correct answer! is "Formal" or "informal" a gradable or non-gradable adjective?

Question

is "Formal" or "informal"  a gradable or non-gradable adjective?
help! i didnt find the correct answer! is "Formal" or "informal"  a gradable or non-gradable adjective?

Answer

It is gradeable.

As Sami says, you can say 'more' formal. You can also say  'not as formal as', or use it with modifiers such as 'very'

Answer

I believe 'formal' is a gradable adjective. 
You can say: this black tie is more formal than the red one!