well-rested

== English == === Alternative forms === wellrested (rare) === Etymology === From well +‎ rested. Compare Middle English ful restid (“well-rested”, literally “fully rested”). === Adjective === well-rested (comparative more well-rested, superlative most well-rested) Having had sufficient (or even more than enough) sleep or rest to function optimally during waking hours. ==== Translations ==== === References === 370+ hits on Google Books “well-rested”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.