Use 'unbounded' to describe overwhelming feelings or characteristics. His unbounded joy at the reunion was visible.
Pro Tip 2/3
No Quantitative Limits
Emphasizes the absence of limits in quantities like time, space, or resources. With unbounded resources, the project could really succeed.
Pro Tip 3/3
Exaggeration Caution
Be cautious, 'unbounded' might be used hyperbolically and not meant literally. The internet offers unbounded information, though not all of it is useful.