When it comes to finding synonyms for the phrase "more arboraceous," there are several great options to choose from. One option could be "more wooded," which implies the presence of trees or forests. Another possibility is "more sylvan," which also denotes a forested or wooded area. "Lush" or "verdant" could also work, indicating a place with dense, flourishing vegetation. "Green" is another word that fits the bill, representing an area filled with living plants. No matter which synonym you choose, they all convey a sense of natural, abundant growth and a peaceful, serene atmosphere.