What is the English Derivative for the Latin word 'insomno'?

The noun insomnia was borrowed from Latin insomnis "sleepless," from the prefix in-, "not," plus somnus, "sleep." Somnus is actually related to Greek hypnos "sleep," the source of English words such as hypnosis and hypnotic.

Anwser:

The noun insomnia was borrowed from Latin insomnis "sleepless," from the prefix in-, "not," plus somnus, "sleep." Somnus is actually related to Greek hypnos "sleep," the source of English words such as hypnosis and hypnotic.

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