Incorrigibleness refers to a person's unchangeable behavior or attitude despite being subjected to correction. Synonyms for this term include obstinacy, stubbornness, inflexibility, and rigidity. These words convey a sense of unwillingness or resistance to change, often frustrating others who attempt to correct or improve the individual's behavior. Other synonyms for incorrigibleness may include intransigence, unyieldingness, immovability, and pigheadedness. Regardless of the specific word used, incorrigibleness implies that the individual has a deeply entrenched personality trait that is not easily overcome or altered, leading to ongoing challenges in personal and professional relationships.