The word "most fairytale" usually refers to something that is magical or too good to be true. Therefore, finding its antonyms can be challenging. However, some possible antonyms for this word could be realistic, gritty, grounded, or mundane. These words indicate something that is genuine, straightforward, and practical. Other antonyms could be bleak, grim, or gloomy, which suggest a lack of hope or positivity. Lastly, unnatural, fabricated, artificial or phony might be an antonym because they indicate something that is not authentic or real. Therefore, depending on the context, the antonym for "most fairytale" could vary, yet these are viable options.