1noun
a temporary state in which you are unable (or unwilling) to sleep
“accept your wakefulness and sleep in its own contrary way is more likely to come”
01 Word definition
sleeplessness
13 letters · 4 vowels · 9 consonants
Is SLEEPLESSNESS a word?
Yes. SLEEPLESSNESS is a 13-letter noun. a temporary state in which you are unable (or unwilling) to sleep Check the official dictionary for your particular word game before playing it.
Correct spelling
S-L-E-E-P-L-E-S-S-N-E-S-SHow do you spell SLEEPLESSNESS?
SLEEPLESSNESS contains 13 letters, begins with S, and ends with S.
Check another spelling →Meaning and definition
Synonyms
Source: Open English WordNet 2025 (CC BY 4.0) ↗wakefulness
02 Letter breakdown
How is SLEEPLESSNESS spelled?
S1L2E3E4P5L6E7S8S9N10E11S12S13
03 Word-game status
Can you play SLEEPLESSNESS?
UnscramblerHQ dictionary
This spelling is present in our broad English solver dictionary.
Scrabble
Base tile value: 15 points. Confirm eligibility in the official word list used for your region and edition.
Words With Friends
Base tile value: 19 points. Confirm eligibility inside the current game dictionary.
FAQ Quick answers
About SLEEPLESSNESS.
How do you spell SLEEPLESSNESS?
SLEEPLESSNESS is spelled S-L-E-E-P-L-E-S-S-N-E-S-S. It contains 13 letters.