How To Keep A Sapodilla At Less Than 8 Feet Tall
small backyard in South Florida. And less than 7 feet wide??
Certified GKH Gardening Expert
If this were in container, then you might could achieve this by root pruning. Unfortunately, if this is not a dwarf cultivar (even they can reach around 15-30 feet tall), you can expect it to reach well over the 50 foot mark. Pruning can help some, but a tree's height is usually set by genetics, among other minor factors.
If this is in a place where it could, potentially, do some damage you might consider moving it before it becomes too established to move.
Here is an article that will help you with their care: https://www.gardeningknowhow.com/edible/fruits/sapodilla-trees/growing-sapodilla-fruit.htm