The phrase "turn up nose" can be used to describe someone who is snobbish or condescending. It is important to have a wide range of synonyms when writing, as it can help to avoid repetition and add variety to your writing. Some synonyms for "turn up nose" include "sniffy," "haughty," "disdainful," "superior," "arrogant," "condescending," and "snobbish." These synonyms convey similar meanings, but can be used in different contexts depending on the tone and style of the writing. Whether it's in a formal or informal setting, having a diverse vocabulary is essential in ensuring your writing is engaging and informative.