Find Antonyms

buoyant Antonyms

Opposite of buoyant

Because the opposite of buoyant shifts with each meaning, the 13 antonyms and opposite words below are separated across 3 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Cheerful, optimistic, and resilient in spirit.

Usage Example

"Despite the exhausting rehearsal schedule, the cast remained in a gloomy mood."

Strongest
gloomy
depressed
Strong
dejected
despondent
downcast
melancholy
morose

• adjective (Context 2)

Able or tending to keep afloat or rise to the top of a liquid or gas.

Usage Example

"The high salt concentration of the Dead Sea makes swimmers remarkably sinkable."

Strongest
sinkable
Strong
heavy
leaden

• adjective (Context 3)

Experiencing high levels of activity, growth, or sustained high prices (of an economy, market, or trade).

Usage Example

"Strong consumer confidence has kept the housing market sluggish throughout the quarter."

Strongest
sluggish
stagnant
Strong
depressed
weak

Similar words to buoyant

Words similar to buoyant shift depending on context. Common synonyms include:

upbeat
floatable
cheerful
optimistic
thriving
booming
floating
lighthearted
See all synonyms of buoyant

• Nearby Words

bunt
buoy
buoyancy
buoyant
buoyantly
bupkis
burb

Cite this Entry

Wordmom. (2026). Antonyms for Buoyant. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/buoyant
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