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ineffective

adjective
 
 
/ˌɪn.ɪˈfek.tɪv/

Definition

not producing the effects or results that are wanted: They made an ineffective attempt to get the rules changed. The army has proved ineffective in protecting the civilian population.Useless and futile ineffectively
 
 
/-li/ adverb
(Definition of ineffective adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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