The phrase "whole way" can be replaced with a variety of synonyms depending on the context. For instance, you could use the term "entire distance" to describe the full length of a journey. Alternatively, "complete route" or "total path" might also convey a similar meaning. Another possible synonym for "whole way" is "all the way," which emphasizes the idea of going the full extent of a particular course or journey. Whether you choose to use "whole way" or one of its many synonyms, the term ultimately serves to convey a sense of completeness or totality in whatever journey or path you are describing.