Thesaurus / inefficacious
FEEDBACKsynonyms for inefficacious
synonyms for inefficacious
- abortive
- anticlimactic
- barren
- bootless
- defeasible
- feckless
- feeble
- forceless
- fruitless
- futile
- idle
- impotent
- inadequate
- incompetent
- indecisive
- ineffective
- inefficient
- inept
- inferior
- innocuous
- inoperative
- invertebrate
- lame
- limited
- neutralized
- nugatory
- null
- null and void
- paltry
- powerless
- spineless
- unable
- unavailing
- unfruitful
- unproductive
- unprofitable
- unsuccessful
- useless
- vain
- void
- withered
- worthless
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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How to use inefficacious in a sentence
All attempts at cure proving inefficacious, he had at length to settle down once more in London.
KARL MARXACHILLE LORIAThe next was in 1641, when Charles I. returned from his imprudent and inefficacious journey into Scotland.
THE MIRROR OF LITERATURE, AMUSEMENT, AND INSTRUCTIONVARIOUSI therefore once more directed squill, with decoction of seneka and sal sodæ; but it was inefficacious.
AN ACCOUNT OF THE FOXGLOVE AND SOME OF ITS MEDICAL USESWILLIAM WITHERINGThe trials were made only on small animals, but in each case the alleged remedy proved inefficacious.
THE ROMANCE OF NATURAL HISTORY, SECOND SERIESPHILIP HENRY GOSSETheir united efforts were vain, however; and even the remedies suggested by Apollo, god of medicine, proved inefficacious.
MYTHS OF GREECE AND ROMEH. A. GUERBERThe padlock was never fixed upon the mind, and even the lock and key, prescribed by act of parliament, were found inefficacious.
PRACTICAL EDUCATION, VOLUME IMARIA EDGEWORTHThe earliest English treaty with Tunis was dated 1662; many more followed, and all were about equally inefficacious.
THE STORY OF THE BARBARY CORSAIRSSTANLEY LANE-POOLEStouter cords of hemp were then used, but they proved equally inefficacious.
THE LIVES OF THE SAINTS, VOLUME III (OF 16): MARCHSABINE BARING-GOULDThen he ordered him to be whipped; but the whipping proved as inefficacious as the admonitions.
THE LIVES OF THE SAINTS, VOLUME III (OF 16): MARCHSABINE BARING-GOULDIn his case at least the touch was inefficacious, for he was subject to scrofula all his life.
THREE THOUSAND YEARS OF MENTAL HEALINGGEORGE BARTON CUTTENWORDS RELATED TO INEFFICACIOUS
- abstract
- absurd
- chimerical
- idealistic
- illogical
- impossible
- impracticable
- improbable
- inapplicable
- inefficacious
- infeasible
- inoperable
- ivory-tower
- no go
- nonfunctional
- nonviable
- otherworldly
- quixotic
- romantic
- speculative
- starry-eyed
- theoretical
- unattainable
- unbusinesslike
- unfeasible
- unreal
- unserviceable
- unusable
- unwise
- unworkable
- useless
- visionary
- wild
- won't fly
- abstract
- absurd
- chimerical
- idealistic
- illogical
- impossible
- impracticable
- 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
- won't fly
- abortive
- anticlimactic
- barren
- bootless
- defeasible
- emasculate
- feckless
- feeble
- forceless
- fruitless
- futile
- idle
- impotent
- inadequate
- incompetent
- indecisive
- ineffectual
- inefficacious
- inefficient
- inept
- inferior
- innocuous
- inoperative
- lame
- limited
- neutralized
- no go
- no way
- not effective
- nugatory
- null
- paltry
- powerless
- slack-spined
- spineless
- unable
- unavailable
- unavailing
- unfruitful
- unproductive
- unprofitable
- unsuccessful
- vain
- void
- withered
- worthless
- abortive
- anticlimactic
- barren
- bootless
- defeasible
- feckless
- feeble
- forceless
- fruitless
- futile
- idle
- impotent
- inadequate
- incompetent
- indecisive
- inefficacious
- inefficient
- inept
- inferior
- innocuous
- inoperative
- invertebrate
- lame
- limited
- neutralized
- nugatory
- null
- null and void
- paltry
- powerless
- spineless
- unable
- unavailing
- unfruitful
- unproductive
- unprofitable
- unsuccessful
- vain
- void
- withered
- worthless
- can't hack it
- careless
- disorganized
- extravagant
- faulty
- feeble
- half-baked
- improficient
- improvident
- incapable
- incompetent
- ineffective
- ineffectual
- inefficacious
- inept
- inexpert
- not cut out for
- prodigal
- shooting blanks
- slack
- slipshod
- sloppy
- slovenly
- unfit
- unprepared
- unqualified
- unskilled
- unskillful
- untrained
- weak
- abstract
- absurd
- chimerical
- idealistic
- illogical
- impossible
- impracticable
- 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
- won't fly
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.