The phrase "cut first turf" is often used to describe the ceremonial start of construction on a building or project. However, there are many synonyms for this phrase that can be used to add variety to your writing. For example, you can use "break ground," "dig the first shovelful of dirt," "start excavating," or "initiate the construction process." Additionally, you could use more creative phrases like "lay the foundation stone," "plant the first flag," or "commence the building endeavor." By using synonyms for "cut first turf," you can add interest and variety to your writing and avoid repetitive language.