Obstinately refers to a stubborn and inflexible attitude or behavior. There are several synonyms for this word that can be used in different contexts, such as persistently, determinedly, doggedly, resolutely, unyieldingly, and firmly. Persistently indicates a continuous and unwavering effort, while determinedly implies a strong resolve to achieve a goal. Doggedly suggests a tenacious and unrelenting pursuit of a task, whereas resolutely conveys a firm and unwavering decision or commitment. Unyieldingly implies an unwillingness to compromise or give in, while firmly indicates a strong and decisive action or conviction. All these synonyms for obstinately can be used to describe a person's attitude or behavior in a situation where persistence and determination are needed to achieve a desired outcome.