EFFICACIOUS Antonyms
Best Opposite Words For EFFICACIOUS
| Word | Save | Syns.. | Usage | Type | ||
|---|---|---|---|---|---|---|
| feeble | adjective adj | |||||
adjective satellite • pathetically lacking in force or effectiveness • lacking strength or vigor • lacking bodily or muscular strength or vitality • lacking strength | ||||||
| fruitless | verb, adjective v, adj | |||||
adjective satellite • unproductive of success | ||||||
| impotent | adjective adj | |||||
adjective • lacking power or ability • (of a male) unable to copulate | ||||||
| ineffective | adjective adj | |||||
adjective • not producing an intended effect adjective satellite • lacking in power or forcefulness • lacking the ability or skill to perform effectively; inadequate | ||||||
| inefficient | adjective adj | |||||
adjective • not producing desired results; wasteful adjective satellite • lacking the ability or skill to perform effectively; inadequate | ||||||
| powerless | adjective adj | |||||
adjective • lacking power | ||||||
| unproductive | adjective adj | |||||
adjective • not producing or capable of producing adjective satellite • not producing desired results | ||||||
| unsuccessful | adjective adj | |||||
adjective • not successful; having failed or having an unfavorable outcome adjective satellite • failing to accomplish an intended result | ||||||
| useless | adjective adj | |||||
adjective • having no beneficial use or incapable of functioning usefully | ||||||
| weak | adjective adj | |||||
adjective • wanting in physical strength adjective satellite • overly diluted; thin and insipid • (used of vowels or syllables) pronounced with little or no stress • wanting in moral strength, courage, or will; having the attributes of man as opposed to e.g. divine beings • tending downward in price • deficient or lacking in some skill • lacking bodily or muscular strength or vitality • (used of verbs) having standard (or regular) inflection • not having authority, political strength, or governing power • deficient in magnitude; barely perceptible; lacking clarity or brightness or loudness etc • likely to fail under stress or pressure • deficient in intelligence or mental power | ||||||
| inefficacious | adjective adj | |||||
adjective • lacking the power to produce a desired effect | ||||||