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Inefficacious
Synonyms for
inefficacious
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abortive
barren
bootless
empty
failed
feeble
fruitless
futile
hollow
idle
in vain
inadequate
ineffective
ineffectual
inefficient
inept
lame
nugatory
otiose
pointless
profitless
to no effect
unavailing
unfruitful
unproductive
unprofitable
unsuccessful
useless
vain
valueless
worthless
Opposites of
inefficacious
There are 31 synonyms for inefficacious
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