Thesaurus.com
Dictionary.com
Showing results for nonfunctional.

nonfunctional

ADJECTIVE
decorative
Synonyms
STRONGEST
fancy ornamental
WEAK
adorning cosmetic embellishing enhancing florid prettifying pretty
Antonyms
STRONGEST
plain
WEAK
ugly
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 nonviable otherworldly romantic starry-eyed theoretical unbusinesslike unfeasible unserviceable visionary wild won't fly
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 nonviable not a prayer otherworldly out of the question quixotic romantic speculative starry-eyed theoretical unattainable unbusinesslike unreal unserviceable unusable unwise useless visionary wild won't fly
Antonyms
WEAK
practicable practical probable realistic reasonable tenable viable
ADJECTIVE
inutile
Synonyms
WEAK
abortive bootless counterproductive disadvantageous dysfunctional expendable feckless fruitless futile good-for-nothing hopeless idle impracticable impractical incompetent ineffective ineffectual inept inoperative meaningless no good of no use pointless profitless purposeless scrap stupid unavailable unavailing unfunctional unproductive unprofitable unpurposed unusable unusuable unworkable vain valueless waste weak worthless
ADJECTIVE
unnegotiable
Synonyms
WEAK
abstract absurd chimerical idealistic illogical impossible impractical improbable inapplicable inefficacious infeasible inoperable irrealizable ivory-tower no-go 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 won't fly
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 nonviable not a prayer otherworldly out of the question quixotic romantic speculative starry-eyed theoretical unbusinesslike unfeasible unnegotiable unreal unwise visionary wild won't fly
ADJECTIVE
unusable
Synonyms
STRONGEST
expendable futile idle impractical ineffective inoperative meaningless pointless unavailable unproductive unprofitable unworkable worthless
WEAK
abortive bootless counterproductive disadvantageous dysfunctional feckless fruitless good-for-nothing hopeless impracticable incompetent ineffectual inept inutile no good of no use profitless purposeless scrap stupid unavailing unfunctional unpurposed unusuable vain valueless waste weak
Antonyms
STRONGEST
beneficial effective fruitful important meaningful productive profitable sensible useful valuable worthwhile
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 nonviable not a prayer otherworldly out of the question quixotic romantic speculative starry-eyed theoretical unbusinesslike unfeasible unnegotiable unreal unserviceable visionary wild won't fly
Antonyms
STRONGEST
logical rational reasonable sensible
ADJECTIVE
useless
Synonyms
STRONGEST
counterproductive fruitless futile hopeless idle impractical incompetent ineffective ineffectual inoperative meaningless no good pointless stupid unproductive unworkable worthless
WEAK
abortive bootless disadvantageous dysfunctional expendable feckless good-for-nothing impracticable inept inutile of no use profitless purposeless scrap unavailable unavailing unfunctional unprofitable unpurposed unusuable vain valueless waste weak
Antonyms
STRONGEST
effective fruitful hopeful meaningful productive profitable sensible useful valuable worthwhile
WEAK
helpful usable working

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.

“The system felt nonfunctional, and that was stressful,” Katie said.

From The Wall Street Journal • Apr. 23, 2026

In the clay world, he said, there’s always talk about functional versus nonfunctional pottery, attempting to draw a line between the two.

From Seattle Times • May 8, 2024

In this case, the injectable hydrogel is intended for children born with a condition that leaves them with an underdeveloped, nonfunctional left ventricle.

From Science Daily • Mar. 6, 2024

However, the extreme cold could cause the technology to freeze and become nonfunctional.

From DOGO News • Aug. 28, 2023

I see it as my responsibility to ignore the emptiness of the streets, the nonfunctional stoplights, and the occasional clusters of walking dead.

From "Dry" by Neal Shusterman and Jarrod Shusterman