When it comes to describing someone who is persistently resistant or insistent in their actions, the term "stubborn head" may come to mind. However, there are various synonyms that can be used to paint a more nuanced picture of this type of individual. Some options include "obstinate," "inflexible," "determined," "unyielding," "dogged," "tenacious," "hardheaded," "adamant," and "unrelenting." While some of these terms may seem negative, they can also be viewed as positive traits depending on the context and situation. For instance, being dogged and determined may be beneficial in achieving goals or persevering through challenges.