unstable–untimely Vocabulary (U Words) – Meanings & Synonyms

unstable

SafetyB2

Meaning: not steady or secure

Part of speech: adjective

Example: The unstable structure was at risk of collapsing.

Category: Safety

Synonyms:

unsteady
precarious

Antonyms:

stable
steady

unstated

CommunicationB2

Meaning: not expressed or declared

Part of speech: adjective

Example: The unstated rules of the game confused the players.

Category: Communication

Synonyms:

implicit
implied

Antonyms:

stated
declared

unsteady

HealthB1

Meaning: not firm or stable

Part of speech: adjective

Example: He walked in an unsteady manner after the injury.

Category: Health

Synonyms:

unstable
wobbly

Antonyms:

steady
stable

unstinting

SocialC2

Meaning: giving or spending freely without limits

Part of speech: adjective

Example: She received unstinting support from her friends.

Category: Social

Synonyms:

generous
lavish

Antonyms:

stingy
meager

unstoppable

SportsB2

Meaning: impossible to stop or prevent

Part of speech: adjective

Example: The team's momentum felt unstoppable.

Category: Sports

Synonyms:

invincible
uncontrollable

Antonyms:

stoppable
controllable

unstressed

LinguisticsC1

Meaning: not emphasized or highlighted

Part of speech: adjective

Example: In this sentence, the word is unstressed.

Category: Linguistics

Synonyms:

unemphasized
neutral

Antonyms:

stressed
emphasized

unstructured

EducationB2

Meaning: lacking a clear structure or organization

Part of speech: adjective

Example: The unstructured format of the meeting made it hard to follow.

Category: Education

Synonyms:

disorganized
chaotic

Antonyms:

structured
organized

unstuck

TransportationB1

Meaning: not stuck; free to move

Part of speech: adjective

Example: The car finally became unstuck from the mud.

Category: Transportation

Synonyms:

free
released

Antonyms:

stuck
trapped

unsubscribe

CommunicationB1

Meaning: to remove oneself from a mailing list or subscription

Part of speech: verb

Example: I decided to unsubscribe from the newsletter.

Category: Communication

Synonyms:

opt-out
cancel

Antonyms:

subscribe
join

unsubstantiated

LawC2

Meaning: not supported by evidence

Part of speech: adjective

Example: The claims were deemed unsubstantiated by the committee.

Category: Law

Synonyms:

unproven
unsupported

Antonyms:

substantiated
proven

unsuccessful

BusinessB1

Meaning: not achieving the desired outcome

Part of speech: adjective

Example: The project was deemed unsuccessful due to lack of funding.

Category: Business

Synonyms:

failed
ineffective

Antonyms:

successful
effective

unsuitable

FashionB1

Meaning: not appropriate or fitting

Part of speech: adjective

Example: The dress was unsuitable for the formal event.

Category: Fashion

Synonyms:

inappropriate
unfit

Antonyms:

suitable
appropriate

unsuited

CareerB2

Meaning: not appropriate or compatible

Part of speech: adjective

Example: He felt unsuited for the job.

Category: Career

Synonyms:

incompatible
unfit

Antonyms:

suited
fitting

unsullied

SocialC2

Meaning: not spoiled or tarnished

Part of speech: adjective

Example: Her reputation remained unsullied despite the rumors.

Category: Social

Synonyms:

pure
untarnished

Antonyms:

sullied
tainted

unsung

ArtsB2

Meaning: not celebrated or praised

Part of speech: adjective

Example: He was an unsung hero who saved many lives.

Category: Arts

Synonyms:

unrecognized
overlooked

Antonyms:

celebrated
recognized

unsupported

ScienceC2

Meaning: not backed by evidence or support

Part of speech: adjective

Example: The theory was unsupported by any research.

Category: Science

Synonyms:

unproven
unsubstantiated

Antonyms:

supported
proven

unsure

PsychologyA2

Meaning: not certain or confident

Part of speech: adjective

Example: She felt unsure about her decision.

Category: Psychology

Synonyms:

uncertain
doubtful

Antonyms:

sure
certain

unsurpassed

ArtsC2

Meaning: better than anything else

Part of speech: adjective

Example: Her talent is unsurpassed in the industry.

Category: Arts

Synonyms:

unmatched
peerless

Antonyms:

surpassed
inferior

unsurprised

PsychologyB2

Meaning: not surprised

Part of speech: adjective

Example: He was unsurprised by the outcome of the match.

Category: Psychology

Synonyms:

unmoved
unaffected

Antonyms:

surprised
shocked

unsurprising

PsychologyB2

Meaning: not causing surprise

Part of speech: adjective

Example: The result was unsurprising given their performance.

Category: Psychology

Synonyms:

expected
predictable

Antonyms:

surprising
unexpected

unsuspected

LawC1

Meaning: not suspected or thought to be true

Part of speech: adjective

Example: The suspect had an unsuspected motive.

Category: Law

Synonyms:

unforeseen
unexpected

Antonyms:

suspected
expected

unsuspecting

PsychologyB2

Meaning: not aware of the presence of danger

Part of speech: adjective

Example: The unsuspecting victims fell into the trap.

Category: Psychology

Synonyms:

unaware
innocent

Antonyms:

suspecting
aware

unsustainable

EnvironmentC1

Meaning: not able to be maintained at the current rate or level

Part of speech: adjective

Example: The current practices are unsustainable for the environment.

Category: Environment

Synonyms:

unmaintainable
impractical

Antonyms:

sustainable
viable

unsweetened

FoodB1

Meaning: not containing sugar or sweeteners

Part of speech: adjective

Example: I prefer unsweetened tea.

Category: Food

Synonyms:

bitter
plain

Antonyms:

sweetened
sugary

unswerving

SocialC2

Meaning: not changing or wavering

Part of speech: adjective

Example: His unswerving loyalty to his friends is admirable.

Category: Social

Synonyms:

steadfast
constant

Antonyms:

wavering
fickle

unsympathetic

PsychologyC1

Meaning: not showing sympathy or compassion

Part of speech: adjective

Example: His unsympathetic remarks upset her.

Category: Psychology

Synonyms:

cold
indifferent

Antonyms:

sympathetic
compassionate

unsystematic

EducationC2

Meaning: not organized or methodical

Part of speech: adjective

Example: His unsystematic approach led to confusion.

Category: Education

Synonyms:

chaotic
disorganized

Antonyms:

systematic
organized

untainted

NatureC2

Meaning: not damaged or spoiled

Part of speech: adjective

Example: The untainted landscape was a sight to behold.

Category: Nature

Synonyms:

pure
untouched

Antonyms:

tainted
spoiled

untalented

ArtsB2

Meaning: lacking talent or skill

Part of speech: adjective

Example: He felt untalented compared to his peers.

Category: Arts

Synonyms:

unskilled
inept

Antonyms:

talented
skilled

untamed

NatureB2

Meaning: not domesticated or controlled

Part of speech: adjective

Example: The untamed wilderness is beautiful and wild.

Category: Nature

Synonyms:

wild
uncontrolled

Antonyms:

tamed
domesticated

untangle

EducationB1

Meaning: to free from entanglement

Part of speech: verb

Example: I need to untangle these wires.

Category: Education

Synonyms:

unravel
detangle

Antonyms:

tangle
entangle

untapped

BusinessB2

Meaning: not yet exploited or utilized

Part of speech: adjective

Example: The untapped resources could benefit the community.

Category: Business

Synonyms:

unused
unutilized

Antonyms:

tapped
utilized

untenable

PhilosophyC2

Meaning: not able to be maintained or defended

Part of speech: adjective

Example: The argument was deemed untenable by the experts.

Category: Philosophy

Synonyms:

indefensible
unsustainable

Antonyms:

tenable
defensible

untested

TechnologyB2

Meaning: Not having been tested or tried out.

Part of speech: adjective

Example: The new software remains untested in real-world conditions.

Category: Technology

Synonyms:

untried
unproven

Antonyms:

tested
proven

unthinkable

ArtsC1

Meaning: Too unlikely or extreme to be considered.

Part of speech: adjective

Example: The idea of losing the championship was unthinkable for the team.

Category: Arts

Synonyms:

inconceivable
impossible

Antonyms:

thinkable
believable

unthinking

PsychologyC1

Meaning: Not using thought or consideration.

Part of speech: adjective

Example: His unthinking remarks hurt her feelings.

Category: Psychology

Synonyms:

thoughtless
careless

Antonyms:

thoughtful
considerate

untidy

LifestyleA2

Meaning: Not neat or orderly.

Part of speech: adjective

Example: Her room was always untidy, with clothes scattered everywhere.

Category: Lifestyle

Synonyms:

messy
disorderly

Antonyms:

tidy
neat

untie

Everyday ActionsA2

Meaning: To free from a tie or bond.

Part of speech: verb

Example: She decided to untie the knot in her shoelaces.

Category: Everyday Actions

Synonyms:

loosen
unfasten

Antonyms:

tie
fasten

until

GrammarA1

Meaning: Up to the time of.

Part of speech: conjunction

Example: We will wait until you arrive.

Category: Grammar

Synonyms:

till
up to

untimely

HealthC1

Meaning: Occurring at an inappropriate time.

Part of speech: adjective

Example: His untimely death shocked everyone.

Category: Health

Synonyms:

premature
inopportune

Antonyms:

timely
opportune

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