The word "most bare-faced" means being shamelessly bold or lacking in shame or guilt. Some antonyms for this phrase could be words like bashful, timid, reticent, meek, or shy. People who are shy or retiring might be described as the opposite of someone who is "most bare-faced," as they tend to be careful and often hesitant in their behavior. They usually don't seek attention or the limelight, and they don't try to draw attention to themselves. When it comes to contrasting with "most bare-faced," such people are unassuming and modest, preferring to stay out of the spotlight as much as possible.