Perpetually is a word that describes something that is ongoing or continuous. However, there are several synonyms for this word that can be used to convey the same meaning but provide variety in your writing. Some synonyms for perpetually include constantly, always, continuously, endlessly, incessantly, and unceasingly. These words can be used interchangeably with perpetually depending on the context and tone of your writing. Using these synonyms can help to keep your prose fresh and engaging, preventing it from becoming repetitive or monotonous.