Dejecter is a word that implies feelings of sadness, disappointment, or frustration. As such, there are many synonyms that can be used to express similar emotions. Some examples of synonyms for dejecter include despondent, disheartened, demoralized, crestfallen, melancholy, gloomy, depressed, and downtrodden. Each of these words conveys a sense of sadness or disappointment, but they may also imply different degrees of hopelessness or despair. Depending on the context and the speaker's intentions, one synonym may be more appropriate than another. Regardless of which word is used, however, the overall effect is likely to be one of melancholy or sadness.