SOUNDEST Antonyms

• not in good condition; damaged or decayed

• not sound financially

• containing or based on a fallacy

• suffering from severe mental illness

• physically unsound or diseased

• of e.g. advice

• fraught with uncertainty or doubt

• open to doubt or suspicion

• not convinced

• having a defect

• characterized by errors; not agreeing with a model or not following established rules

• having a blemish or flaw

• subject to question

• able to be refuted

• lacking stability or fixity or firmness

• highly or violently reactive

• affording no ease or reassurance

• suffering from severe mental illness

• disposed to psychological variability

• subject to change; variable

• wanting in physical strength

• overly diluted; thin and insipid

• (used of vowels or syllables) pronounced with little or no stress

• wanting in moral strength, courage, or will; having the attributes of man as opposed to e.g. divine beings

• tending downward in price

• deficient or lacking in some skill

• lacking bodily or muscular strength or vitality

• (used of verbs) having standard (or regular) inflection

• not having authority, political strength, or governing power

• deficient in magnitude; barely perceptible; lacking clarity or brightness or loudness etc

• likely to fail under stress or pressure

• deficient in intelligence or mental power

• the state of being silent (as when no one is speaking)

• the absence of sound

• a refusal to speak when expected

• the trait of keeping things secret

• cause to be quiet or not talk

• keep from expression, for example by threats or pressure