There are numerous synonyms for the phrase "losing one's senses." Some common synonyms include becoming insane, going crazy, losing one's mind, becoming deranged, and going mad. Other synonyms include losing touch with reality, becoming unhinged, being delusional, experiencing a mental breakdown, and having a nervous breakdown. Another synonym could be experiencing sensory overload, which can lead to confusion and disorientation. It's essential to remember that losing one's senses does not necessarily mean going completely insane. Still, it can manifest in several ways, from temporary confusion to a long-term mental health issue. If you or someone you know is experiencing a decline in their mental health, seeking professional help is crucial for treatment and support.