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Ineffective
Opposites of
ineffective
Antonyms for
ineffective
able
adequate
all-powerful
capable
cogent
convincing
decisive
dominant
dramatic
dynamic
effective
efficacious
efficient
famous
forceful
fruitful
good
heavy-duty
important
impressive
influential
operative
persuasive
potent
powerful
practical
productive
profitable
quick
responsible
robust
strong
successful
sufficient
telling
useful
violent
worthwhile
Synonyms for
ineffective
There are 38 opposites of ineffective