The Ohr v'Derech Sephardic Siddur is a popular prayer book used in Sephardic Jewish communities. However, there are other siddurim available that cater to different traditions. Some popular synonyms for the Ohr v'Derech Siddur include the Artscroll Sephardic Siddur, the Koren Siddur, and the Sephardic Daily Prayer Book. Each siddur has its own unique features and nuances, making it ideal for specific groups or individuals. Whether one is looking for a more traditional or modern interpretation of the daily prayers, there is sure to be a siddur that suits their needs.