sleepiness
slee·pi·ness
noun
1.
- “sleepiness causes many driving accidents”
Origin
From sleepy + -ness.
Related words
Broader terms
Narrower terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.