The word inviolately is an adverb that means to do something in a way that is not open to violation, criticism, or assault. Synonyms for inviolately include unassailably, untouchably, sacrosanctly, infallibly, unimpeachably, unbreakably, irreproachably, and immutably. All of these words convey similar meaning to inviolately and can be used interchangeably in various contexts. For example, one could use the phrase "their reputation is unimpeachably inviolate" to convey the same meaning as "their reputation is inviolately secure." Overall, these synonyms provide a clear and powerful way to express the idea of inviolability, and can be a useful addition to a writer's vocabulary.