Chat GPT can suggest synonyms or alternative word choices with proper grammar, which can be helpful for avoiding repetition or finding more descriptive language. GPT can ensure that the suggested words fit grammatically with the sentence.
User Input: "The dog barked loudly."
GPT Suggested Synonym: "The dog howled loudly."
In this example, GPT suggested the word "howled" as a synonym for "barked," and the sentence remains grammatically correct.