What are the opposite words for unstable?
Unstable can be defined as something that is liable to change or prone to collapse. The antonyms for the word unstable can be steady, stable, secure, firm, fixed or safe. Stability is essentially the opposite of instability. Being steady or secure indicates that something is not easily influenced or changed and is firmly established. Firm and fixed are words that imply something is steadfast and immovable. In comparison to unstable, being safe makes a person or object secure and protected from harm or danger. Antonyms to the word unstable suggest something that is strong, dependable and reliable.
- true
- regular
-
sound
- uninjured,
- Undecayed,
- alive and kicking,
- alive kicking,
- in tact,
- in-tact,
- more undecayed,
- more uninjured,
- more well constructed,
- more well-constructed,
- more wellconstructed,
- most undecayed,
- most uninjured,
- most well constructed,
- most well-constructed,
- right as rain,
- un decayed,
- un hurt,
- un impaired,
- un injured,
- un-blemished,
- un-decayed,
- un-hurt,
- un-impaired,
- un-injured,
- up to snuff,
- well constructed,
- well-constructed,
- wellconstructed,
- wrapped tight.
- real
- old
- uniform
- fast
- sane
-
strong
- heavy-duty,
- take charge,
- hard as nails,
- clear cut,
- clearcut,
- in dependent,
- in fine feather,
- in-dependent,
- iron willed,
- more heavy duty,
- more heavy-duty,
- more heavyduty,
- more iron willed,
- more well established,
- more wellestablished,
- most heavy-duty,
- most heavyduty,
- most iron-willed,
- most ironwilled,
- most well established,
- most well-established,
- most wellestablished,
- over powering,
- over-powering,
- re doubtable,
- re sourceful,
- re-doubtable,
- selfassertive,
- well established,
- well made,
- wellestablished,
- wellmade.
- smooth
- continuous
-
reliable
- high-principled,
- incorrupt,
- there,
- True-hearted,
- de cent,
- de-cent,
- highprincipled,
- in corrupt,
- in-corrupt,
- more high principled,
- more high-principled,
- more incorrupt,
- more true hearted,
- more true-hearted,
- most high-principled,
- most highprincipled,
- most incorrupt,
- most true hearted,
- most true-hearted,
- most truehearted,
- re liabler,
- re liablest,
- re-liable,
- re-liabler,
- re-liablest,
- therest,
- true hearted,
- un equivocal,
- un impeachable,
- un-equivocal,
- un-impeachable.
- stable
- composed
-
solid
- consentient,
- rocker,
- unalloyed,
- unmixed,
- brick wall,
- hulker,
- hulkest,
- hunkest,
- like a rock,
- like rock,
- more compacted,
- more consentient,
- more consolidated,
- more massed,
- more unalloyed,
- more unmixed,
- most consentient,
- most consolidated,
- most massed,
- most unalloyed,
- most unmixed,
- rockest,
- un mixed,
- un-alloyed,
- un-mixed.
- tight
- safe
-
constant
- habitual,
- monochrome,
- monophonic,
- regularized,
- stabile,
- steadfast,
- unfluctuating,
- of a piece,
- de voted,
- de-voted,
- in terminable,
- in variable,
- in-terminable,
- in-variable,
- inter-minable,
- like rock gibralter,
- like rock of gibralter,
- like the rock gibralter,
- mono chrome,
- mono phonic,
- mono-chrome,
- mono-phonic,
- more attached,
- more monochrome,
- more monophonic,
- more permanent,
- more persisting,
- more regularized,
- more stabile,
- more unbroken,
- more unfluctuating,
- most attached,
- most monochrome,
- most monophonic,
- most regularized,
- most stabile,
- most unbroken,
- most unfluctuating,
- non stop,
- of piece,
- re solute,
- re-solute,
- solid as rock,
- un alterable,
- un broken,
- un ending,
- un failing,
- un flappable,
- un fluctuating,
- un relenting,
- un remitting,
- un shaken,
- un varying,
- un wavering,
- un-alterable,
- un-broken,
- un-ending,
- un-failing,
- un-flagging,
- un-flappable,
- un-fluctuating,
- un-interrupted,
- un-remitting,
- un-shaken,
- un-varying,
- un-wavering.
- dogged
- doubtful
- earnest
-
even
- equanimous,
- invariant,
- planate,
- undeviating,
- unexcitable,
- unvaried,
- unwrinkled,
- even tempered,
- eventempered,
- more equanimous,
- more surfaced,
- more undeviating,
- more unexcitable,
- more unwrinkled,
- most planate,
- most surfaced,
- most unexcitable,
- most unvaried,
- most unwrinkled,
- sur faced,
- sur-faced,
- un excitable,
- un ruffled,
- un varied,
- un wrinkled,
- un-deviating,
- un-excitable,
- un-ruffled,
- un-varied,
- un-wrinkled,
- wellbalanced.
-
firm
- close-grained,
- fine-grained,
- immovable,
- nonporous,
- taut,
- Riveted,
- never-failing,
- close grained,
- closegrained,
- dead set on,
- ex act,
- ex-act,
- fine grained,
- finegrained,
- more anchored,
- more bolted,
- more braced,
- more cemented,
- more close grained,
- more close-grained,
- more closegrained,
- more compressed,
- more congealed,
- more fine grained,
- more fine-grained,
- more finegrained,
- more jelled,
- more nailed,
- more never-failing,
- more neverfailing,
- more nonporous,
- more riveted,
- more screwed,
- more secured,
- more soldered,
- more solidified,
- more stipulated,
- more tightened,
- more welded,
- most anchored,
- most bolted,
- most braced,
- most cemented,
- most close grained,
- most close-grained,
- most compressed,
- most congealed,
- most fine grained,
- most fine-grained,
- most finegrained,
- most jelled,
- most nailed,
- most never failing,
- most never-failing,
- most neverfailing,
- most nonporous,
- most riveted,
- most screwed,
- most secured,
- most soldered,
- most tightened,
- most welded,
- never failing,
- neverfailing,
- non porous,
- non-porous,
- pre vailing,
- un flinching,
- un qualified,
- un shakable,
- un-flinching,
- un-qualified.
-
fixed
- constant,
- immotile,
- prearranged,
- unblinking,
- de fined,
- de finite,
- de terminate,
- de-fined,
- de-finite,
- de-terminate,
- in alterable,
- in bag,
- in-alterable,
- made fast,
- more agreed,
- more arranged,
- more circumscribed,
- more defined,
- more hitched,
- more set up,
- more set-up,
- more unblinking,
- more unmodifiable,
- most agreed,
- most arranged,
- most circumscribed,
- most defined,
- most hitched,
- most immotile,
- most rigged,
- most set up,
- most setup,
- most unblinking,
- most unmodifiable,
- pre-arranged,
- set-up,
- un blinking,
- un modifiable,
- un movable,
- un-blinking,
- un-modifiable,
- un-movable.
- immovable
- invariant
- level
-
loyal
- true.
- persistent
- rational
- robust
- rugged
-
secure
- at ease,
- riskless,
- safe and sound,
- cincher,
- Undoubtful,
- solid as a rock,
- Out of harm's way,
- buttoned down,
- cinchest,
- de fended,
- de-fended,
- locked on,
- more adjusted,
- more riskless,
- more shielded,
- more shooin,
- more unanxious,
- more undoubtful,
- most adjusted,
- most reassured,
- most riskless,
- most shielded,
- most shoo in,
- most shoo-in,
- most shooin,
- most unanxious,
- most undoubtful,
- out harm way,
- out harm's way,
- out harms way,
- out of harm way,
- out of harms way,
- re assured,
- re-assured,
- safe sound,
- self assured,
- selfassured,
- selfconfident,
- shoo in,
- shooin,
- un anxious,
- un damaged,
- un doubtful,
- un harmed,
- un-anxious,
- un-damaged,
- un-harmed,
- wellfounded.
- solvent
- steadfast
- steady
- sturdy
-
together
- well-adjusted,
- in sync,
- well-organized,
- more well adjusted,
- more well organized,
- more well-adjusted,
- more well-organized,
- more welladjusted,
- more wellorganized,
- most well adjusted,
- most well organized,
- most well-adjusted,
- most well-organized,
- most welladjusted,
- most wellorganized,
- well adjusted,
- well organized,
- welladjusted,
- wellorganized.
-
tough
- ruffianly,
- unbreakable,
- hard line,
- hardboiled,
- hard-shelled,
- head-strong,
- ex acting,
- ex-acting,
- hard bitten,
- hard boiled,
- hard shelled,
- hardbitten,
- hardshelled,
- in digestible,
- in tractable,
- in-digestible,
- in-tractable,
- more cohesive,
- more hard shelled,
- more hard-shelled,
- more hardshelled,
- more molded,
- more steeled,
- more withstanding,
- most cohesive,
- most hard shelled,
- most hard-shelled,
- most hardshelled,
- most molded,
- most ruffianly,
- most steeled,
- most withstanding,
- tough as nails,
- un breakable,
- un controllable,
- un forgiving,
- un manageable,
- un-breakable,
- un-controllable,
- un-forgiving,
- un-manageable,
- up hill,
- up-hill,
- with standing,
- with-standing.
- unaltered
- unchanged
-
conservative
- rightist,
- traditionalist,
- rightwing,
- in a rut,
- holding to,
- not extreme,
- undaring,
- die hard,
- fuddy duddy,
- in flexible,
- in rut,
- in-flexible,
- more fuddy duddy,
- more fuddy-duddy,
- more fuddyduddy,
- more redneck,
- more undaring,
- most fuddy duddy,
- most fuddyduddy,
- most redneck,
- most undaring,
- old line,
- right of center,
- torier,
- toriest,
- un changeable,
- un changing,
- un creative,
- un daring,
- un imaginative,
- un progressive,
- un-changeable,
- un-changing,
- un-creative,
- un-daring,
- un-imaginative,
- un-progressive,
- white bread.
- consistent
- dependable
- established
- faithful
- indomitable
-
inflexible
- firm.
- intent
- nonstop
- static
- trustworthy
- unfaltering
- uninterrupted
- all
- cautious, moderate, tending to preserve the status quo
- constant, unending
- reliable, responsible
- determined, persistent
- serious; very important
- in a firm position
-
flat, uniform
- even.
-
fixed, immovable
- fast.
- steadfast, unyielding
- determined, resolute
- smooth, balanced
- continuous, direct
-
traditional, long-established
- old.
- realistic; of sound mind
-
genuine in existence
- real.
- orderly, consistent, balanced
- healthy, strong
- big, strong
-
mentally sound; reasonable
- sane.
- level, unwrinkled; flowing
- hard, dimensional
- financially sound
- complete, healthy
- constant, fixed; resistant
- motionless, changeless
- resolute, dependable
- strong, brawny
- healthy, powerful
- solid, durable
- close, snug
- sturdy, strong
- continuing; unbroken
-
Other relevant words
- abiding,
- actual,
- assured,
- balanced,
- dependable,
- durable,
- equable,
- even,
- immutable,
- incontestable,
- infallible,
- permanent,
- persistent,
- predictable,
- real,
- regular,
- reliable,
- resolute,
- sane,
- straight,
- substantial,
- sure,
- tried,
- tried and true,
- true,
- trustworthy,
- trusty,
- undeniable,
- undoubted,
- uniform,
- unquestionable,
- unreactive,
- Equilibrated.
- Other antonyms
Antonym of the day
hand picks
- Antonyms:
- grow, ignore, plant.