Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun sounder
1 sense of sounder
Sense 1
sounder -- (a device for making soundings)
=> device -- (an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water")
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")
