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sleeplessness
Derived word form of sleepless

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Newly divorced with young children, it caused her to develop chronic sleeplessness, just as she was also going through the menopause.

From BBC • May 1, 2026

She has experienced stress and sleeplessness, she said.

From Salon • Apr. 26, 2026

This means the body clock gets out of sync with the environment which can lead to sleeplessness, daytime tiredness and other issues.

From Science Daily • May 1, 2024

One likely reason for Americans’ sleeplessness is cultural — a longstanding emphasis on industriousness and productivity.

From Seattle Times • Apr. 15, 2024

A week of sleeplessness brought me near the edge of nervous collapse.

From "Black Boy" by Richard Wright