There are several synonyms that can be used for the phrase "losing senses." These include sensory deprivation, losing touch with reality, neurological impairment, sensory decline, and sensory overload. Sensory deprivation refers to the loss of any sense due to lack of exposure or stimulation. Losing touch with reality is typically used to describe a mental health condition where a person's perception of reality becomes distorted. Neurological impairment refers to damage or dysfunction in the brain or nervous system that affects sensory function. Sensory decline refers to the gradual loss of sensory ability over time, often associated with aging. Lastly, sensory overload refers to an overwhelming amount of sensory input that can cause disorientation or confusion.