The word bedizens means "to dress gaudily or excessively." Its antonyms would be words that describe the opposite or the lack of dressing up. These antonyms could include words such as "undress," "disrobe," "strip," or "unclothe," which all imply taking off clothing rather than putting it on. Other antonyms could include "plain," "simple," "modest," or "unadorned," which describe a lack of embellishments in clothing or appearance. Ultimately, the antonyms for bedizens focus on simplicity and understatedness, while the original word emphasizes excess and showiness.