Antonyms for effective
ɪˈfɛk tɪvef·fec·tive

English Synonyms and AntonymsRate these synonyms:3.0 / 2 votes

1. effective

   Antonyms:
   abortive, baseless, bootless, deceitful, delusive, empty, fruitless, futile, idle, inconstant, ineffectual, nugatory, null, profitless, shadowy, trifling, trivial, unavailing, unimportant, unprofitable, unreal, unsatisfying, unserviceable, unsubstantial, useless, vain, vapid, visionary, worthless

   Synonyms:
   adequate, advantageous, beneficial, competent, efficient, expedient, potent, powerful, profitable, real, serviceable, solid, sound, substantial, sufficient, useful, valid, valuable, worthy

Complete Dictionary of Synonyms and AntonymsRate these synonyms:0.0 / 0 votes

1. effective

   Antonyms:
   weak, ineffective, inconducive, inoperative, futile, nugatory

   Synonyms:
   powerful, conducive, operative, cogent, telling, able, potent, talented, efficacious, efficient, serviceable, effectual

Matched Categories

1. • Military

Princeton's WordNetRate these antonyms:0.0 / 0 votes

1. effective, effectual, efficaciousadjective

   producing or capable of producing an intended result or having a striking effect

   "an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"-LewisMumford; "effective teaching methods"; "effective steps toward peace"; "made an effective entrance"; "his complaint proved to be effectual in bringing action"; "an efficacious law"

   Antonyms:
   ineffective, ineffectual, nonoperational, incompetent, inoperative, uneffective, potential, possible, inactive, inefficacious, toothless, unproductive

   Synonyms:
   sound, in effect(p), efficient, efficacious, effectual, legal, in force(p), good

2. effective, efficientadjective

   able to accomplish a purpose; functioning effectively

   "people who will do nothing unless they get something out of it for themselves are often highly effective persons..."-G.B.Shaw; "effective personnel"; "an efficient secretary"; "the efficient cause of the revolution"

   Antonyms:
   ineffectual, possible, inefficacious, inactive, uneffective, unproductive, inoperative, ineffective, nonoperational, incompetent, potential, toothless

   Synonyms:
   good, efficacious, effectual, in effect(p), efficient, in force(p)

3. effectiveadjective

   works well as a means or remedy

   "an effective reprimand"; "a lotion that is effective in cases of prickly heat"

   Antonyms:
   potential, possible, uneffective, unproductive, ineffectual, incompetent, toothless, ineffective, inefficacious, nonoperational, inactive, inoperative

   Synonyms:
   good, efficacious, effectual, in effect(p), efficient, in force(p)

4. effective, good, in effect(p), in force(p)adjective

   exerting force or influence

   "the law is effective immediately"; "a warranty good for two years"; "the law is already in effect (or in force)"

   Antonyms:
   possible, nonoperational, ineffectual, toothless, inactive, unproductive, incompetent, potential, inoperative, inefficacious, uneffective, ineffective

5. effectiveadjective

   existing in fact; not theoretical; real

   "a decline in the effective demand"; "confused increased equipment and expenditure with the quantity of effective work done"

   Antonyms:
   incompetent, ineffectual, potential, inactive, toothless, unproductive, inoperative, inefficacious, nonoperational, ineffective, possible, uneffective

   Synonyms:
   good, efficacious, effectual, in effect(p), efficient, in force(p)

6. effectiveadjective

   ready for service

   "the fort was held by about 100 effective soldiers"

   Antonyms:
   toothless, inactive, ineffectual, nonoperational, inefficacious, ineffective, unproductive, potential, inoperative, uneffective, possible, incompetent

   Synonyms:
   good, efficacious, effectual, in effect(p), efficient, in force(p)

Synonyms, Antonyms & Associated WordsRate these synonyms:0.0 / 0 votes

1. effectiveadjective

   Synonyms:
   effectual, efficient, potent, cogent, availing, productive

Editors ContributionRate these antonyms:0.0 / 0 votes

1. non effective

   good to use

   this face mask was affective

   Submitted by anonymous on November 1, 2020  

How to use effective in a sentence?

1. Alison Edelman:

   We have our gold standard of what we provide – the safest, most effective regimen – and then if it’s not available, we use the next best one. And that’s what we would be left with.

2. Ryan McCormick:

   Any kind of statement or action taken by networks when a scandal arises may unnecessarily fan the flames of public interest in the scandal, silence may be an effective strategy at times however, silence can also be detrimental ….

3. Michael Macknin:

   So we know that plant-based diets are effective, but if they are to be widely used, we need to make access to plant-based, no-added-fat foods easier and more affordable.

4. Daniel Sharon:

   Lerman told Homeland Security Today. For too many years, for very good reasons, Europeans have neglected the need for effective intelligence measures. the goods are boycotted in European supermarkets.

5. Republican Women:

   I learned long ago that the most effective way to compete is to play your own game, and I've been competing with men my whole life.

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