won't fly

ADJECTIVE

counterfeit

Synonyms

STRONGEST

bogus copied false fictitious forged fraudulent phony spurious

STRONG

Hollywood affected assumed bent brummagem crock ersatz faked feigned framed imitation misleading mock pirate plant pretended pseudo put on sham wrong

WEAK

deceptive delusive delusory fishy not genuine not kosher pretentious snide soft-shell suppositious two-faced

Antonyms

STRONGEST

actual authentic factual genuine honest real sincere true truthful valid

STRONG

ADJECTIVE

impractical

Synonyms

STRONGEST

absurd illogical impossible improbable quixotic speculative unattainable unreal unusable unwise unworkable useless

WEAK

abstract chimerical idealistic impracticable inapplicable inefficacious infeasible inoperable ivory-tower no-go nonfunctional nonviable otherworldly romantic starry-eyed theoretical unbusinesslike unfeasible unserviceable visionary wild

Antonyms

STRONGEST

logical possible rational reasonable sensible tenable

WEAK

practical

ADJECTIVE

impractical/impracticable

Synonyms

STRONGEST

impossible improbable infeasible unfeasible unworkable

WEAK

abstract absurd chimerical idealistic illogical inapplicable inefficacious inoperable irrealizable ivory tower no-go nonfunctional nonviable not a prayer otherworldly out of the question quixotic romantic speculative starry-eyed theoretical unattainable unbusinesslike unreal unserviceable unusable unwise useless visionary wild

Antonyms

WEAK

practicable practical probable realistic reasonable tenable viable

ADJECTIVE

inconceivable

Synonyms

STRONGEST

extraordinary implausible impossible improbable incredible mind-boggling strange unbelievable unheard-of unimaginable unthinkable

WEAK

fantastic incogitable incomprehensible insupposable phony rare reachy staggering thin unconvincing unknowable unlikely unsubstantial weak won't wash

Antonyms

STRONGEST

believable common credible familiar likely normal plausible possible reasonable tenable usual

WEAK

conceivable fathomable imaginable

ADJECTIVE

suppositious

Synonyms

WEAK

Hollywood affected assumed bent bogus brummagem copied crock deceptive delusive delusory ersatz fake faked false feigned fictitious fishy forged framed fraudulent imitation misleading mock not genuine not kosher phony pirate plant pretended pretentious pseudo put on sham snide soft-shell spurious supposititious two-faced wrong

ADJECTIVE

supposititious

Synonyms

WEAK

ADJECTIVE

unnegotiable

Synonyms

WEAK

abstract absurd chimerical idealistic illogical impossible impractical improbable inapplicable inefficacious infeasible inoperable irrealizable ivory-tower no-go nonfunctional nonviable not a prayer otherworldly out of the question quixotic romantic speculative starry-eyed theoretical unattainable unbusinesslike unfeasible unreal unserviceable unusable unwise unworkable useless visionary wild

ADJECTIVE

unusable

Synonyms

STRONGEST

impractical inoperable unattainable unworkable useless

WEAK

abstract absurd chimerical idealistic illogical impossible improbable inapplicable inefficacious infeasible irrealizable ivory-tower no-go nonfunctional nonviable not a prayer otherworldly out of the question quixotic romantic speculative starry-eyed theoretical unbusinesslike unfeasible unnegotiable unreal unwise visionary wild

ADJECTIVE

unworkable

Synonyms

STRONGEST

absurd illogical impossible impractical unattainable unusable useless

WEAK

abstract chimerical idealistic improbable inapplicable inefficacious infeasible inoperable irrealizable ivory-tower no-go nonfunctional nonviable not a prayer otherworldly out of the question quixotic romantic speculative starry-eyed theoretical unbusinesslike unfeasible unnegotiable unreal unserviceable visionary wild

Antonyms

STRONGEST

logical rational reasonable sensible

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.

Sorry, Ms. Kenny, this won’t fly in Scarsdale.

From The Wall Street Journal • May 12, 2026

Furthermore, borrowing $163,000 for a $140,000 won’t fly with most lenders, whether you’re looking for a VA loan or seeking a loan from your local bank.

From MarketWatch • May 5, 2026

“I know quite a few people who simply won’t fly anymore.”

From Los Angeles Times • Mar. 15, 2026

Vihaan tells her that he won't fly Air India ever again.

From BBC • Jul. 12, 2025

If a falcon is hooded she will not bate, that is, she won’t fly off your fist and hang head down by her jesses, beating her wings and hurting herself.

From "On the Far Side of the Mountain" by Jean Craighead George

won't fly

Example Sentences

Related Words