v. 25B6; verb
the cold water freshened him : REFRESH, revitalize, restore, revive, wake up, rouse, enliven, liven up, energize, brace, invigorate; informal buck up, pep up.
he opened a window to freshen the room : VENTILATE, air, aerate, oxygenate; deodorize, purify, cleanse; refresh, cool.
she went to freshen up before dinner : HAVE A WASH, wash oneself, bathe, shower; tidy oneself (up), spruce oneself up, smarten oneself up, groom oneself, primp oneself; N. Amer. wash up; informal titivate oneself, do oneself up, doll oneself up; Brit. informal tart oneself up; formal or humorous perform one's ablutions.
(N. Amer.) the waitress freshened their coffee : REFILL, top up, fill up, replenish.