The phrase "more blabbering" can be replaced with a variety of synonyms to convey a similar meaning. Some alternative phrases include "excessive talking," "incessant chatter," and "rambling on." Other possible synonyms include "garrulousness," "verbiage," and "loquaciousness." Depending on the context, additional synonyms could include "jabbering," "yammering," or "prattling." Regardless of the specific term utilized, all these words imply a sense of long-windedness or verbal excess, indicating that the speaker in question is prone to talking excessively or without a clear purpose in mind.