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Webster 1913 Edition
Powerless
Pow′er-less
,Adj.
Destitute of power, force, or energy; weak; impotent; not able to produce any effect.
– Pow′er-less-ly
, adv.
Pow′er-less-ness
, Noun.
Webster 1828 Edition
Powerless
POW'ERLESS
,Adj.