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Synonyms and antonyms of inoperative in English

inoperative

adjective
These are words and phrases related to inoperative. Click on any word or phrase to go to its thesaurus page. Or, go to the definition of inoperative.

FRUITLESS

Synonyms

abortive
fruitless
unfruitful
pointless
purposeless
useless
bootless
unsuccessful
unavailing
empty
hollow
vain
futile
ineffective
ineffectual
inefficacious
unrewarding
unprofitable
profitless
nugatory
worthless
inept
incompetent

Antonyms

useful
profitable
rewarding
fruitful
effective
worthwhile
productive

INVALID

Synonyms

invalid
not valid
void
null
nugatory
useless
forceless
ineffective
good-for-nothing
worthless
dead letter
unconvincing
illogical
fallacious
unsupported
unsupportable
unsound
false

Antonyms

valid
sound
legal
legitimate
correct
forceful
logical

INEFFECTIVE

Synonyms

inefficient
unproductive
weak
powerless
inadequate
useless
impotent
ineffective
of little use
not much good
futile
vain
not producing results
fruitless
incapable
worthless

Antonyms

effective
effectual
efficacious
efficient
useful
profitable
capable
productive
adequate

UNABLE

Synonyms

unable
powerless
impotent
inadequate
incapable
incapacitated
incompetent
ineffectual
inefficient
inept
unfitted
unqualified
unskilled
weak
helpless

Antonyms

able
powerful
capable
competent
effective
potent
adept

NULL

Synonyms

null
invalid
void
nonexistent
null and void
worthless
unimportant
insignificant
valueless
no good
immaterial
NG
Slang

Antonyms

valid
lawful
binding

DEFECTIVE

Synonyms

out of order
defective
faulty
imperfect
lacking
deficient
flawed
impaired
inadequate
insufficient
wanting
broken

Antonyms

perfect
adequate
intact
entire
whole

INACTIVE

Synonyms

inactive
idle
inert
quiet
still
dormant
on the shelf
out of service
unused
static

Antonyms

active
operative
operating
functional

VOID

Synonyms

void
invalid
not legally binding
not legally enforceable
not in force
null
nugatory

Antonyms

valid
in effect
binding
enforceable
operative

DEAD

Synonyms

dead
inactive
not working
not responsive
out of operation

Antonyms

working
responsive
operative
operating
active
in motion
alive
 Synonyms for inoperative from Random House Roget's College Thesaurus, Revised and Updated Edition © 2000 Random House, Inc.

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inoculate
inoculation
inoffensive
inoffensive expression
inoperative
inopportune
inordinate
inordinate desire
inordinate love

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someone who seems to be a human form of disaster, encyclopedia, etc.

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