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in-effectual
adjective as in incompetent
Strongest matches
adjective as in ineffective/ineffectual
Weak matches
- 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
adjective as in inefficient
adjective as in limited
Strongest matches
Weak matches
adjective as in little
Strongest match
adjective as in mean
adjective as in mousy
adjective as in pale
adjective as in paltry
adjective as in pointless
Strongest matches
adjective as in powerless
adjective as in small
adjective as in spineless
adjective as in unable
adjective as in unsuccessful
adjective as in useless
Strongest matches
adjective as in void
adjective as in wan
adjective as in weak
adjective as in weak
Strongest matches
adjective as in wishy-washy
adjective as in worthless
Strongest matches
adjective as in ineffective
Strongest matches
adjective as in bootless
adjective as in ineffectual
adjective as in nugatory
adjective as in inutile
Weak matches
- abortive
- bootless
- counterproductive
- disadvantageous
- dysfunctional
- expendable
- feckless
- fruitless
- futile
- good-for-nothing
- hopeless
- idle
- impracticable
- impractical
- incompetent
- ineffective
- ineffectual
- inept
- inoperative
- meaningless
- no good
- nonfunctional
- of no use
- pointless
- profitless
- purposeless
- scrap
- stupid
- unavailable
- unavailing
- unfunctional
- unproductive
- unprofitable
- unpurposed
- unusable
- unusuable
- unworkable
- vain
- valueless
- waste
- weak
- worthless
adjective as in no-account
Weak matches
- abandoned
- abject
- bogus
- cheap
- contemptible
- counterproductive
- despicable
- drossy
- futile
- ignoble
- inconsequential
- ineffective
- ineffectual
- insignificant
- inutile
- meaningless
- mediocre
- miserable
- no-good
- nugatory
- paltry
- pointless
- profitless
- sterile
- trashy
- trivial
- unavailing
- unessential
- unimportant
- unproductive
- unprofitable
- unusable
- useless
- valueless
- wretched
adjective as in no-good
Weak matches
- abandoned
- abject
- barren
- base
- bogus
- cheap
- contemptible
- counterproductive
- despicable
- drossy
- empty
- futile
- good-for-nothing
- ignoble
- inconsequential
- ineffective
- ineffectual
- inferior
- insignificant
- inutile
- meaningless
- mediocre
- miserable
- no-account
- nothing
- nugatory
- paltry
- pointless
- poor
- profitless
- sterile
- trashy
- trifling
- trivial
- unavailing
- unessential
- unimportant
- unproductive
- unprofitable
- unusable
- useless
- valueless
- waste
- wretched
adjective as in unusable
Strongest matches
adjective as in unworkmanlike
adjective as in waterish
adjective as in empty
adjective as in abortive
Strongest matches
adjective as in feckless
adjective as in feeble
Strongest matches
Weak matches
- aged
- chicken
- debilitated
- delicate
- doddering
- dopey
- effete
- emasculated
- enervated
- enfeebled
- epicene
- etiolated
- exhausted
- failing
- faint
- flat
- gentle
- helpless
- impotent
- inadequate
- indecisive
- ineffectual
- insubstantial
- insufficient
- languid
- low
- out of gas
- poor
- powerless
- sapless
- slight
- strengthless
- thin
- unconvincing
- vitiated
- weakly
- wimpy
- woozy
- zero
adjective as in fruitless
adjective as in futile
Strongest matches
adjective as in impotent
Strongest matches
adjective as in incompetent
Strongest matches
adjective as in ineffective/ineffectual
Weak matches
- 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
adjective as in inefficient
adjective as in limited
Strongest matches
Weak matches
adjective as in little
Strongest match
adjective as in mean
adjective as in mousy
adjective as in pale
adjective as in paltry
adjective as in pointless
Strongest matches
adjective as in powerless
adjective as in small
adjective as in spineless
adjective as in unable
adjective as in unsuccessful
adjective as in useless
Strongest matches
adjective as in void
adjective as in wan
adjective as in weak
adjective as in weak
Strongest matches
adjective as in wishy-washy
adjective as in worthless
Strongest matches
adjective as in ineffective
Strongest matches
adjective as in bootless
adjective as in ineffectual
adjective as in nugatory
adjective as in inutile
Weak matches
- abortive
- bootless
- counterproductive
- disadvantageous
- dysfunctional
- expendable
- feckless
- fruitless
- futile
- good-for-nothing
- hopeless
- idle
- impracticable
- impractical
- incompetent
- ineffective
- ineffectual
- inept
- inoperative
- meaningless
- no good
- nonfunctional
- of no use
- pointless
- profitless
- purposeless
- scrap
- stupid
- unavailable
- unavailing
- unfunctional
- unproductive
- unprofitable
- unpurposed
- unusable
- unusuable
- unworkable
- vain
- valueless
- waste
- weak
- worthless
adjective as in no-account
Weak matches
- abandoned
- abject
- bogus
- cheap
- contemptible
- counterproductive
- despicable
- drossy
- futile
- ignoble
- inconsequential
- ineffective
- ineffectual
- insignificant
- inutile
- meaningless
- mediocre
- miserable
- no-good
- nugatory
- paltry
- pointless
- profitless
- sterile
- trashy
- trivial
- unavailing
- unessential
- unimportant
- unproductive
- unprofitable
- unusable
- useless
- valueless
- wretched
adjective as in no-good
Weak matches
- abandoned
- abject
- barren
- base
- bogus
- cheap
- contemptible
- counterproductive
- despicable
- drossy
- empty
- futile
- good-for-nothing
- ignoble
- inconsequential
- ineffective
- ineffectual
- inferior
- insignificant
- inutile
- meaningless
- mediocre
- miserable
- no-account
- nothing
- nugatory
- paltry
- pointless
- poor
- profitless
- sterile
- trashy
- trifling
- trivial
- unavailing
- unessential
- unimportant
- unproductive
- unprofitable
- unusable
- useless
- valueless
- waste
- wretched
adjective as in unusable
Strongest matches
adjective as in unworkmanlike
adjective as in waterish
adjective as in empty
adjective as in abortive
Strongest matches
adjective as in feckless
adjective as in feeble
Strongest matches
Weak matches
- aged
- chicken
- debilitated
- delicate
- doddering
- dopey
- effete
- emasculated
- enervated
- enfeebled
- epicene
- etiolated
- exhausted
- failing
- faint
- flat
- gentle
- helpless
- impotent
- inadequate
- indecisive
- ineffectual
- insubstantial
- insufficient
- languid
- low
- out of gas
- poor
- powerless
- sapless
- slight
- strengthless
- thin
- unconvincing
- vitiated
- weakly
- wimpy
- woozy
- zero
adjective as in fruitless
adjective as in futile
Strongest matches
adjective as in impotent
Strongest matches
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On this page you'll find 1625 synonyms, antonyms, and words related to in-effectual, such as: amateurish, helpless, inadequate, incapable, ineffectual, and inefficient.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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