Sleep Walking

 
Somnambulism or Noctambulism

It is  a disorder that occurs when a person walks or does another activity while they are still asleep.
Sleepwalking is called Somnambulism or Noctambulism.


Somn : It is the Latin root word for sleep.
Other words from the same root word are cacosomnia , insomnia etc
Noct : is the root word to indicate night
Other words from Noct are nocturnal

ambulate : is to move around

Hence the words somnambulism and noctambulism

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