Synonyms and Antonyms of perk up
1 to become glad or hopeful we perked up once the sun came out Synonyms brighten, buck up, lighten, look up, cheer (up)Related Words rejoice; liven (up), revive; beam, glow, radiate, sparkle; encourage, gladden, heartenNear Antonyms despair, despond; brood, fret, mopeAntonyms darken, sadden
2 to move from a lower to a higher place or position the dog tilts her head and perks up her ears whenever someone speaks to her Synonyms boost, crane, elevate, heave, heft, heighten, hike, hoist, jack (up), lift, raise (up), pick up, take up, up, uphold, uplift, upraiseRelated Words ascend, mount, rise; rear, upendNear Antonyms descend, dip, fall, pitch, plunge, slip; bear, depress, press, push; sink, submergeAntonyms drop, lower
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