Sleeplessness synonyms and antonyms

insomnia (related)

Insomnia is defined as an ongoing inability to sleep or stay asleep.

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The state of being wakeful.

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The quality of being alert or on the alert; briskness; nimbleness; activity.

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light-headedness (related)

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irritability (related)

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lack-of-appetite (related)

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lightheadedness (related)

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lethargy (related)

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drowsiness (related)

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somnolence (related)

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indigestion (related)

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breathlessness (related)

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tiredness (related)

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dizziness (related)

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shortness-of-breath (related)

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backache (related)

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faintness (related)

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The state or condition of being restless; an inability to be still, quiet, at peace or comfortable.

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sleepiness (antonym)

A sleepy quality or state

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Find another word for sleeplessness. In this page you can discover 19 synonyms, antonyms, idiomatic expressions, and related words for sleeplessness, like: insomnia, wakefulness, alertness, light-headedness, irritability, lack-of-appetite, lightheadedness, lethargy, drowsiness, somnolence and indigestion.