Unremorsefully is an adverb that describes an action or behavior that is carried out without any guilt or regret. Some synonyms for this term include unapologetically, unabashedly, shamelessly, and audaciously. These words convey a sense of confidence and boldness, indicating that the individual is aware of their actions and is not ashamed or regretful of them. Other possible alternatives include recklessly, carelessly, and heedlessly, which emphasize a lack of caution or consideration for consequences. Ultimately, the choice of synonym depends on the context and intended tone of the sentence, as each word carries its own connotations and shades of meaning.