Antonyms for the word "more unbarred" would include words such as "limited," "restricted," "controlled," "regulated," or "conditioned." These words imply a certain level of restriction or limitation, rather than the lack of restraint that the word "unbarred" suggests. Additionally, antonyms could also include words such as "locked," "closed," "constrained," "shut," or "fastened," which convey a complete opposite meaning, implying that something is completely secure and inaccessible. It is important to consider these contrasting words in order to fully comprehend the meaning of the original word and its implications.