The word "squeaky" refers to a high-pitched sound produced by rubbing or pressing a certain object. However, there are many synonyms for the word, which convey a similar meaning. The most common synonyms for "squeaky" are creaky, screechy, shrill, piercing, or high-pitched. All these words are suitable for describing a noise that is sharp, loud, and unpleasant. Some other synonyms for the word include whiny, grating, jarring, and strident. These synonyms can be used interchangeably to describe objects or things that produce a similar sound to "squeaky," such as doors, wheels, or voices. So, if you want to add some variety to your vocabulary, try using these synonyms for "squeaky" instead.