The phrase "the limits" refers to a boundary, restriction or endpoint that defines the extent of something. Synonyms for this term include: boundaries, frontiers, borders, confines, parameters, margins, thresholds, constraints, borders, edges, perimeters, and ends. These words all carry a similar connotation of something that is bound or restricted in some way. They can be used to describe physical or metaphorical boundaries, such as the boundaries of a property or the limits of a person's abilities. Synonyms for "the limits" can be used interchangeably depending on the context in which it is being used.