Antonyms of noun sound

1 of 8 senses of sound

Sense 1
sound -- (the particular auditory effect produced by a given cause; "the sound of rain on the roof"; "the beautiful sound of music")
       Antonym of silence (Sense 2)
      => silence, quiet -- (the absence of sound; "he needed silence in order to sleep"; "the street was quiet")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun sound

8 senses of sound

Sense 1
sound -- (the particular auditory effect produced by a given cause; "the sound of rain on the roof"; "the beautiful sound of music")
       => sound property -- (an attribute of sound)

Sense 2
sound, auditory sensation -- (the subjective sensation of hearing something; "he strained to hear the faint sounds")
       => sensation, esthesis, aesthesis, sense experience, sense impression, sense datum -- (an unelaborated elementary awareness of stimulation; "a sensation of touch")

Sense 3
sound -- (mechanical vibrations transmitted by an elastic medium; "falling trees make a sound in the forest even when no one is there to hear them")
       => mechanical phenomenon -- (a physical phenomenon associated with the equilibrium or motion of objects)

Sense 4
sound -- (the sudden occurrence of an audible event; "the sound awakened them")
       => happening, occurrence, occurrent, natural event -- (an event that happens)

Sense 5
audio, sound -- (the audible part of a transmitted signal; "they always raise the audio for commercials")
       => auditory communication -- (communication that relies on hearing)

Sense 6
phone, speech sound, sound -- ((phonetics) an individual sound unit of speech without concern as to whether or not it is a phoneme of some language)
       => language unit, linguistic unit -- (one of the natural units into which linguistic messages can be analyzed)

Sense 7
strait, sound -- (a narrow channel of the sea joining two larger bodies of water)
       => channel -- (a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels; "the ship went aground in the channel")

Sense 8
sound -- (a large ocean inlet or deep bay; "the main body of the sound ran parallel to the coast")
       => body of water, water -- (the part of the earth's surface covered with water (such as a river or lake or ocean); "they invaded our territorial waters"; "they were sitting by the water's edge")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb sound

7 senses of sound

Sense 1
sound -- (appear in a certain way; "This sounds interesting")
       => look, appear, seem -- (give a certain impression or have a certain outward aspect; "She seems to be sleeping"; "This appears to be a very difficult problem"; "This project looks fishy"; "They appeared like people who had not eaten or slept for a long time")

Sense 2
sound, go -- (make a certain noise or sound; "She went `Mmmmm'"; "The gun went `bang'")
       => cause to be perceived -- (have perceptible qualities)

Sense 3
sound -- (give off a certain sound or sounds; "This record sounds scratchy")

Sense 4
sound -- (announce by means of a sound; "sound the alarm")
       => announce, denote -- (make known; make an announcement; "She denoted her feelings clearly")

Sense 5
voice, sound, vocalize, vocalise -- (utter with vibrating vocal chords)
       => pronounce, articulate, enounce, sound out, enunciate, say -- (speak, pronounce, or utter in a certain way; "She pronounces French words in a funny way"; "I cannot say `zip wire'"; "Can the child sound out this complicated word?")

Sense 6
sound -- (cause to sound; "sound the bell"; "sound a certain note")
          Phrasal Verb-> sound off#2

Sense 7
fathom, sound -- (measure the depth of (a body of water) with a sounding line)
       => quantify, measure -- (express as a number or measure or quantity; "Can you quantify your results?")

Antonyms of adj sound

9 senses of sound

Sense 1
sound (vs. unsound) -- (financially secure and safe; "sound investments"; "a sound economy")

unsound (vs. sound) -- (not sound financially; "unsound banking practices")
        => bad, risky, high-risk, speculative -- (not financially safe or secure; "a bad investment"; "high risk investments"; "anything that promises to pay too much can't help being risky"; "speculative business enterprises")
        => long -- (involving substantial risk; "long odds")
        => wildcat -- (outside the bounds of legitimate or ethical business practices; "wildcat currency issued by irresponsible banks"; "wildcat stock speculation"; "a wildcat airline"; "wildcat life insurance schemes")

Sense 2
healthy, intelligent, levelheaded, level-headed, sound -- (exercising or showing good judgment; "healthy scepticism"; "a healthy fear of rattlesnakes"; "the healthy attitude of French laws"; "healthy relations between labor and management"; "an intelligent solution"; "a sound approach to the problem"; "sound advice"; "no sound explanation for his decision")

INDIRECT (VIA reasonable) -> unreasonable -- (not reasonable; not showing good judgment)

Sense 3
sound (vs. unsound) -- (in good condition; free from defect or damage or decay; "a sound timber"; "the wall is sound"; "a sound foundation")

unsound (vs. sound) -- (not in good condition; damaged or decayed; "an unsound foundation")
        => corroded -- (eaten away as by acid or oxidation)
        => decayed, rotten, rotted -- (damaged by decay; hence unsound and useless; "rotten floor boards"; "rotted beams"; "a decayed foundation")

Sense 4
good, sound -- (in excellent physical condition; "good teeth"; "I still have one good leg"; "a sound mind in a sound body")

INDIRECT (VIA healthy) -> unhealthy -- (not in or exhibiting good health in body or mind; "unhealthy ulcers")

Sense 5
reasoned, sound, well-grounded -- (logically valid; "a sound argument")

INDIRECT (VIA valid) -> invalid -- (having no cogency or legal force; "invalid reasoning"; "an invalid driver's license")

Sense 6
legal, sound, effectual -- (having legal efficacy or force; "a sound title to the property")

INDIRECT (VIA valid) -> invalid -- (having no cogency or legal force; "invalid reasoning"; "an invalid driver's license")

Sense 7
sound -- (free from moral defect; "a man of sound character")

INDIRECT (VIA righteous) -> unrighteous -- (not righteous; "an unrighteous man"; "an unrighteous law")

Sense 8
heavy, profound, sound, wakeless -- ((of sleep) deep and complete; "a heavy sleep"; "fell into a profound sleep"; "a sound sleeper"; "deep wakeless sleep")

INDIRECT (VIA deep) -> shallow -- (not deep or strong; not affecting one deeply; "shallow breathing"; "a night of shallow fretful sleep"; "in a shallow trance")

Sense 9
sound -- (thorough; "a sound thrashing")

INDIRECT (VIA complete) -> incomplete, uncomplete -- (not complete or total; not completed; "an incomplete account of his life"; "political consequences of incomplete military success"; "an incomplete forward pass")

Similarity of adj sound

9 senses of sound

Sense 1
sound (vs. unsound) -- (financially secure and safe; "sound investments"; "a sound economy")
       => dependable, good, safe, secure -- (financially sound; "a good investment"; "a secure investment")
       => healthy -- (financially secure and functioning well; "a healthy economy")
       => solid -- (financially sound; "the bank is solid and will survive this attack")
       => stable -- (firm and dependable; subject to little fluctuation; "the economy is stable")
          Also See-> fit#3; healthy#1; unbroken#5; undamaged#1; uninjured#1; wholesome#1

Sense 2
healthy, intelligent, levelheaded, level-headed, sound -- (exercising or showing good judgment; "healthy scepticism"; "a healthy fear of rattlesnakes"; "the healthy attitude of French laws"; "healthy relations between labor and management"; "an intelligent solution"; "a sound approach to the problem"; "sound advice"; "no sound explanation for his decision")
       => reasonable (vs. unreasonable), sensible -- (showing reason or sound judgment; "a sensible choice"; "a sensible person")

Sense 3
sound (vs. unsound) -- (in good condition; free from defect or damage or decay; "a sound timber"; "the wall is sound"; "a sound foundation")
       => solid, strong, substantial -- (of good quality and condition; solidly built; "a solid foundation"; "several substantial timber buildings")

Sense 4
good, sound -- (in excellent physical condition; "good teeth"; "I still have one good leg"; "a sound mind in a sound body")
       => healthy (vs. unhealthy) -- (having or indicating good health in body or mind; free from infirmity or disease; "a rosy healthy baby"; "staying fit and healthy")

Sense 5
reasoned, sound, well-grounded -- (logically valid; "a sound argument")
       => valid (vs. invalid) -- (well grounded in logic or truth or having legal force; "a valid inference"; "a valid argument"; "a valid contract")

Sense 6
legal, sound, effectual -- (having legal efficacy or force; "a sound title to the property")
       => valid (vs. invalid) -- (well grounded in logic or truth or having legal force; "a valid inference"; "a valid argument"; "a valid contract")

Sense 7
sound -- (free from moral defect; "a man of sound character")
       => righteous (vs. unrighteous) -- (characterized by or proceeding from accepted standards of morality or justice; "the...prayer of a righteous man availeth much"- James 5:16)

Sense 8
heavy, profound, sound, wakeless -- ((of sleep) deep and complete; "a heavy sleep"; "fell into a profound sleep"; "a sound sleeper"; "deep wakeless sleep")
       => deep (vs. shallow) -- (relatively deep or strong; affecting one deeply; "a deep breath"; "a deep sigh"; "deep concentration"; "deep emotion"; "a deep trance"; "in a deep sleep")

Sense 9
sound -- (thorough; "a sound thrashing")
       => complete (vs. incomplete) -- (having every necessary or normal part or component or step; "a complete meal"; "a complete wardrobe"; "a complete set of the Britannica"; "a complete set of china"; "a complete defeat"; "a complete accounting")

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