There are many synonyms for the phrase "stood test". Some commonly used expressions include "withstood scrutiny", "passed muster", "proved itself", "shown its worth", and "endured evaluation". These phrases all convey the idea that something has been thoroughly examined or tested, and has come out successful or worthy. Other similar phrases might include "stood up to the challenge", "overcome obstacles", "held its own", or "withstood the trial by fire". No matter which phrase is used, the underlying meaning is clear: that the subject in question has proven itself capable and deserving of respect or recognition.