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buoyant

buoy·ant

buoyant

 
pronunciation:
boI nt
part of speech: adjective
definition 1: able to float or keep something else afloat.
The heavy iron ships were designed in such a way as to be buoyant.Salt water is more buoyant than fresh water.
synonyms:
floatable
similar words:
afloat, floating, light, natant
definition 2: marked by lightheartedness or cheer.
He was in buoyant spirits that day after getting the good news from his doctor.The children are always in a buoyant mood on the last day of school.
synonyms:
cheerful, lighthearted, merry
antonyms:
melancholy
similar words:
animated, bouncy, bright, enthusiastic, exuberant, gay, glad, gleeful, happy, jaunty, jolly, lighthearted, peppy, resilient, robust, spirited, sprightly, vivacious
definition 3: able to avoid downfall or failure.
Some industries remained buoyant throughout the recession.
similar words:
afloat, resilient, successful
derivation: buoyantly (adv.)