There are several synonyms for the word "gress" which is an old and rarely used term that means grass. Some of the alternatives that can be used instead of "gress" include greenery, herbage, foliage, vegetation, pasturage, lawn, meadow, and turf. These words have similar meanings but can be used depending on the context and the type of grass being referred to. While some refer to natural or wild grass, others are used to describe specifically maintained or cultivated grass. Choosing the right synonym can improve the clarity and accuracy of your writing or speech.