The term "more hifalutin" implies a certain level of pretentiousness or high-mindedness. Antonyms for this phrase could include words that suggest simplicity or down-to-earthness like humble, unassuming, modest, or plain. Alternatively, antonyms could hint at a lack of sophistication and refinement, like crude, unsophisticated, or uncultured. When looking to describe something as the opposite of "more hifalutin," consider the context in which it is being used and select an antonym that effectively conveys the intended meaning. Ultimately, the most fitting antonym will depend on the tone, style, and purpose of the text in which it appears.