The term "more mouthed" refers to someone who is overly talkative or verbose. Some synonyms for this word include garrulous, loquacious, voluble, chatty, and verbose. Garrulous refers to someone who talks a lot about trivial matters, while loquacious refers to someone who talks excessively about many subjects. Voluble pertains to someone who is fluent and talkative, while chatty refers to someone who enjoys conversing in a casual and friendly manner. Finally, verbose is a more formal term that implies someone who uses more words than necessary to convey their message. All of these words can be used to describe someone who is particularly loquacious or more mouthed.