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Synonyms for defeasible
adj weak, useless- 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
Antonyms for defeasible
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.
ineffective/ineffectual
adjective. weak, useless
- 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
inefficacious
adjective. ineffectual
- 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
more ineffective
adjective. useless
- 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
more ineffectual
adjective. weak, useless
- 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
most ineffective
adjective. useless
- 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
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.