What is the opposite of effective?

Need antonyms for effective? Here's a list of words from our thesaurus that you can use instead.

Opposite for having the power to produce a required effect
“The snake oil sold to me was ineffective in relieving my pain.”
Opposite for having a persuasive effect
“The speaker's words were highly uncompelling in motivating the crowd to take action.”
Opposite for in effect at the specified time
“The ban on flammable liquids will be rolled back next Monday.”
Opposite for existing as fact without formal acknowledgment
“It was a hypothetical scenario and a figment of her imagination.”
Opposite for describing someone who is highly useful or skilled at a particular task
“He was a highly incompetent programmer devoid of analytical skills.”
Opposite for being in a healthy and functional state
“His faculties were still ailing after having endured multiple concussions during his sporting career.”
Find more words!
Use * for blank tiles (max 2) Advanced Search Advanced Search
Use * for blank spaces Advanced Search
Advanced Word Finder

See Also

Nearby Words
Translations for effective
9-letter Words Starting With
Find Antonyms
Word Tools Finders & Helpers Other Languages More Synonyms
Copyright WordHippo © 2019