If "bedazzled" means overwhelmed with brilliance or beauty:
* Unimpressed
* Unmoved
* Apathetic
* Bored
* Uninspired
* Indifferent
If "bedazzled" means tricked or confused:
* Clear-headed
* Alert
* Aware
* Wise
* Astute
If "bedazzled" refers to being excessively decorated:
* Plain
* Simple
* Unornamented
* Understated
* Minimalist
Ultimately, the best antonym depends on the specific context in which you are using the word "bedazzled."