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We found 5 dictionaries that define the word sleepfulness:

General (5 matching dictionaries)
  1. sleepfulness: Merriam-Webster
  2. sleepfulness: Wordnik
  3. sleepfulness: Wiktionary
  4. sleepfulness: Webster's 1828 Dictionary
  5. sleepfulness: FreeDictionary.org

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Definitions from Wiktionary (sleepfulness)

▸ noun:  sleepiness

Similar:
somnolence, sleepiness, sleepness, drowsiness, unsleepiness, oscitancy, somnificity, slumberousness, torpidness, snooziness, more...

Opposite:
wakefulness, alertness, vigilance

Types:
awake, alert, energized, refreshed, rested, wide-awake, invigorated, animated, peppy, more...

▸ Words similar to sleepfulness

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▸ Rhymes of sleepfulness

▸ Invented words related to sleepfulness

Similar:
somnolence, sleepiness, sleepness, drowsiness, unsleepiness, oscitancy, somnificity, slumberousness, torpidness, snooziness, more...

Opposite:
wakefulness, alertness, vigilance

Types:
awake, alert, energized, refreshed, rested, wide-awake, invigorated, animated, peppy, more...



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