Select the word which means the same as the group of words given "loss of memory"?

amnesia

The word that means the same as "loss of memory" is amnesia. So the answer is > (☀) Amnesia.

• Insomnia is the inability to sleep.
• Hysteria is a state of extreme emotion, often characterized by irrational behavior.
• Dysteria is a non-medical term that is sometimes used to describe hysteria.

Amnesia is a loss of memory that can be caused by a number of factors, including head injury, stroke, brain tumor, or dementia. Amnesia can be temporary or permanent, and it can affect a person's short-term or long-term memory.