The incorrectly spelled word is:

☀ Audasious

The correct spelling is "Audacious." "Audacious" means showing a willingness to take bold risks or show daring behavior.

The other options are spelled correctly:

• Incredible: Means extraordinary or unbelievable.
• Baffling: Refers to something that is puzzling or confusing.
• Prevalent: Describes something that is widespread or commonly found.