How to spell INSOMNIAK correctly?

If you're trying to correct the misspelling "insomniak", here are some possible suggestions. The correct spelling is "insomniac". This word refers to someone who suffers from insomnia, a sleep disorder. Double-checking your spelling will ensure your writing is accurate and effectively communicates your intended message.

• insomnia She struggled with insomnia, tossing and turning throughout the night.
• insomniac My friend is an insomniac and struggles to fall asleep at night.

Attenttion

• attention
• attentions
• attenuation
• inattention