sleepiness
Concise Oxford English Dictionary © 2008 Oxford University Press:
sleepy/ˈsliːpi/
▶adjective (sleepier, sleepiest)
- 1 needing or ready for sleep.
- 2 (of a place) without much activity.
■ not dynamic or able to respond to change.
– derivatives
sleepily adverb,
sleepiness noun.
sleepily adverb,
sleepiness noun.
'sleepiness' also found in these Oxford entries:

