The phrase "evil hour" can be used to describe a moment of great misfortune or difficulty. Fortunately, there are several synonyms you can use to convey this same sense of trouble or crisis. For example, you might use the term "dark day" to suggest that things are looking very grim. Alternatively, you could describe a situation as a "terrible time," indicating that it is causing significant pain or discomfort. Other possible synonyms include "difficult hour," "crisis moment," and "trying period." No matter which phrasing you choose, you can use these words to convey a sense of struggle or challenge and to express empathy or concern for those going through a tough time.