Definition of "sleepier" []

• Comparative form of sleepy: more sleepy (adjective)

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• "Then as the turkey relapsed into slumber, "Now, see yere, Massa Job, yoh ain't no mo 'sleepier'n I is.""
• "Then, a person will begin to get sleepier earlier in the evening."
• "She has identified 110 proteins that change markedly in the resistant group and 53 proteins in the sleepier group."