Words similar to self-doubters

Example sentences for: self-doubters

How can you use “self-doubters” in a sentence? Here are some example sentences to help you improve your vocabulary:

After all, the cartoon was inhabited by self-doubters (Charlie Brown, Linus, Peppermint Pattie) and narcissists (Lucy, Snoopy), which made it a lot more nuanced than, say "Blondie" or "Beetle Bailey."