The opposite of the word "pre serves" can be described as anything that goes against the idea of preserving or keeping something in a safe and secure condition. This can include words like waste, destroy, ruin or damage. Preserving something is all about maintaining its original state or preventing it from decaying or deteriorating, so antonyms for the word can include words that imply destruction or neglect. Therefore, it is important to keep in mind the context in which the word is being used and choose an appropriate antonym accordingly. When writing, it is essential to choose the right words to convey the accurate meaning and message to the reader.