By virtue of is a commonly used phrase in English to indicate through the possession of a particular quality or feature. However, there are several other synonyms that can be used to convey the same meaning. Some of these include 'as a result of', 'because of', 'due to', 'on account of', 'owing to', 'thanks to', and 'by reason of'. Each of these phrases can be used interchangeably with by virtue of to provide a more varied and diverse usage of language. Using synonyms also helps to avoid repetition and keep writing interesting and engaging.