What is another word for unstable?

Synonyms for unstable
ʌnˈsteɪ bəlun·sta·ble

This thesaurus page is about all possible synonyms, equivalent, same meaning and similar words for the term unstable.

Wiktionary

  1. unstableadjective

    Synonyms:
    instable

    Antonyms:
    stable

  2. unstableadjective

    having a strong tendency to change

    Synonyms:
    instable

    Antonyms:
    stable

  3. unstableadjective

    fluctuating; not constant

    Synonyms:
    instable

    Antonyms:
    stable

  4. unstableadjective

    fickle

    Synonyms:
    instable

    Antonyms:
    stable

  5. unstableadjective

    unpredictable

    Synonyms:
    instable

    Antonyms:
    stable

  6. unstableadjective

    Readily decompasable

    Synonyms:
    instable

    Antonyms:
    stable

  7. unstableadjective

    Radioactive, especially with a short half-life

    Synonyms:
    instable

    Antonyms:
    stable

English Synonyms and Antonyms

  1. unstable

    Uncertain is applied to things that human knowledge can not certainly determine or that human power can not certainly control; precarious originally meant dependent on the will of another, and now, by extension of meaning, dependent on chance or hazard, with manifest unfavorable possibility verging toward probability; as, one holds office by a precarious tenure, or land by a precarious title; the strong man's hold on life is uncertain, the invalid's is precarious.

    Synonyms:
    doubtful, dubious, equivocal, hazardous, insecure, perilous, precarious, risky, unassured, uncertain, unsettled, unsteady

    Antonyms:
    actual, assured, certain, firm, immutable, incontestable, infallible, real, settled, stable, steady, strong, sure, undeniable, undoubted, unquestionable

Princeton's WordNet

  1. unstableadjective

    lacking stability or fixity or firmness

    "unstable political conditions"; "the tower proved to be unstable in the high wind"; "an unstable world economy"

    Synonyms:
    unsound, fluid, precarious, mentally ill

    Antonyms:
    sane, firm, easy, lasting, stabilised, stabilized, resolute, unreactive, stable, unfluctuating, stabile, steady, unchangeable

  2. unstableadjective

    highly or violently reactive

    "sensitive and highly unstable compounds"

    Synonyms:
    unsound, fluid, precarious, mentally ill

    Antonyms:
    stabilized, lasting, firm, stabile, unchangeable, easy, stable, steady, stabilised, resolute, unreactive, sane, unfluctuating

  3. precarious, unstableadjective

    affording no ease or reassurance

    "a precarious truce"

    Synonyms:
    mentally ill, perilous, parlous, precarious, shaky, touch-and-go, unsound, fluid

    Antonyms:
    stabilised, stable, lasting, unchangeable, unfluctuating, stabile, easy, stabilized, unreactive, steady, resolute, sane, firm

  4. mentally ill, unsound, unstableadjective

    suffering from severe mental illness

    "of unsound mind"

    Synonyms:
    mentally ill, bad, unfit, fallacious, precarious, unsound, fluid

    Antonyms:
    steady, easy, unreactive, lasting, resolute, firm, stabilised, sane, stabile, stable, unfluctuating, unchangeable, stabilized

  5. unstableadjective

    disposed to psychological variability

    "his rather unstable religious convictions"

    Synonyms:
    unsound, fluid, precarious, mentally ill

    Antonyms:
    resolute, lasting, sane, stabilized, unfluctuating, stabilised, stable, stabile, firm, unchangeable, steady, easy, unreactive

  6. fluid, unstableadjective

    subject to change; variable

    "a fluid situation fraught with uncertainty"; "everything was unstable following the coup"

    Synonyms:
    mentally ill, mobile, liquid, fluent, runny, smooth, precarious, unsound, fluid

    Antonyms:
    firm, lasting, stable, stabile, resolute, steady, unfluctuating, unreactive, unchangeable, sane, easy, stabilised, stabilized

Dictionary of English Synonymes

  1. unstableadjective

    Synonyms:
    UNSTEADY

Synonyms, Antonyms & Associated Words

  1. unstableadjective

    Synonyms:
    insecure, unsteady, irresolute, inconstant, erratic

How to pronounce unstable?

How to say unstable in sign language?

Words popularity by usage frequency

rankingword
#534mobile
#841bad
#3533liquid
#3880smooth
#3947stable
#5086fluid
#5700hazardous
#10488unstable
#11666uncertain
#12828volatile
#14236fragile
#14670instability
#15665risky
#20066doubtful
#20069insecure
#20530fluent
#23071dubious
#29642unfit
#30673shaky
#37328precarious
#38566perilous
#40835unsettled
#45989runny
#49479unsteady
#53805unsound
#63242destabilizing
#70807equivocal
#74880fallacious
#79787labile
#82812destabilization
#200179instable
#243836parlous

How to use unstable in a sentence?

  1. Keir Giles:

    For Russia, the key concerns remain as they were at the outset of this crisis : Not losing Belarus to the The West, not allowing an unstable or unpredictable situation in a neighboring country, and not allowing people power to force a change in leadership.

  2. Herodotus:

    If a man insisted always on being serious, and never allowed himself a bit of fun and relaxation, he would go mad or become unstable without knowing it.

  3. Mickey Mehta:

    Today life is going through unstable paces, animals slaved in cages and food exhibited in show-cases. We eat trash, our language is brash, life is a dash and humanity is about to crash. Black is cash, party is a bash and cleansing is just a splash. Wake up, come back to nature or else a human being will just be reduced to a caricature . Let your life be naturalized, get MickeyMized.

  4. Jeb Bush:

    Look, you can rewrite history all you want. But the simple fact is that we are in a much more unstable place because American pulled back.

  5. Sam Bregman:

    Keith, as a police officer, had not only the right, but the duty to defend a fellow officer from a mentally unstable, violent man wielding two knives.

Images & Illustrations of unstable

  1. unstable
    unstable
    unstable
    unstable
    unstable

Translations for unstable

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"unstable." Synonyms.com. STANDS4 LLC, 2021. Web. 25 Sep. 2021. <https://www.synonyms.com/synonym/unstable>.

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