Antonyms for not effective
| Grammar : Adj |
Definition of not effective
- As in ineffective : adj useless
Synonyms for not effective
- 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
Based on : Thesaurus.com - Gutenberg.org - Dictionary.com - Random House Unabridged Dictionary, © Random House, Inc. 2019