"All firedest" is not a word, so it is impossible to describe antonyms for it. It is important to use correct and clear language in order to effectively communicate with others. Antonyms are words that have opposite meanings, such as hot and cold, or big and small. It is beneficial to expand knowledge of antonyms in order to improve vocabulary and language skills. Understanding antonyms can also help in interpreting and comprehending written and spoken language. Using accurate language, including knowledge of antonyms, can enhance communication and facilitate understanding.