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adjective
always watchful
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adjective
experiencing or accompanied by sleeplessness
"lay sleepless all night"
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insomnia
an inability to sleep; chronic sleeplessness
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sleepless
experiencing or accompanied by sleeplessness
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vigil
a period of sleeplessness
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watchful
experiencing or accompanied by sleeplessness
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insomniac
experiencing or accompanied by sleeplessness
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sleeplessly
without sleep; in a sleepless manner