The word 'Dispraiser' is fairly uncommon and has limited synonyms. However, depending on the context, alternative words could be used such as 'critic', 'detractor', 'fault-finder', 'dissenter' or even 'skeptic'. These words can be used to describe someone who finds faults or criticism in something or someone else. While 'dispraise' is often used to describe negative comments towards someone, the use of its synonyms can help to add nuance to a writer or speaker's language and better convey the intended meaning of their words. In summary, although there aren't many synonyms for the word 'Dispraiser', a careful consideration of the context can allow for other suitable options to be used instead.