unstable

[uhn-stey-buhl] / ʌnˈsteɪ bəl /

ADJECTIVE

doubtful

Synonyms

STRONGEST

ambiguous changeable erratic fickle insecure irrational precarious risky rocky sensitive shaky slippery ticklish tricky uncertain unpredictable unsettled unsteady volatile weak wobbly

WEAK

borderline capricious dizzy dubious fitful fluctuating giddy inconsistent inconstant lubricious mercurial mobile movable moving mutable not fixed rickety shifty suspect teetering temperamental untrustworthy vacillating variable wavering weaving wiggly

Antonyms

STRONGEST

certain clear confident constant definite dependable easy firm guarded happy predictable protected reliable safe secure sound stable steady strong sure unchanging unshaky

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In an unstable world, the bull case for Circle is all about inflation and interest rates, Mizuho said.

From Barron's

It was down for a few days and the network was unstable.

From Barron's

It's also been a safe haven for residents in an unstable wider region.

From BBC

In a speech in Brittany, President Emmanuel Macron explained the changes as the response to an increasingly unstable strategic environment.

From BBC

Impacts were common in the early solar system, when debris was abundant and planetary orbits were unstable.

From Science Daily