Mulish, meaning stubborn and inflexible, is a word that often carries a negative connotation. However, there are many other words that can be used to describe similar behavior without the negative undertones. Some synonyms for mulish are determined, resolute, steadfast, unyielding, obstinate, and tenacious. These words imply a certain level of determination and focus, without the negative aspect of stubbornness. Other words that can be used to describe this behavior include firm, persistent, committed, and dedicated. By using these alternative words, we can describe someone's behavior without resorting to negative language that may create hostility or resentment.