Ineffective
Part of speech: adjective
Definition: not having the desired effect; ineffectual lacking in ability; incompetent or inadequate
Example sentence: Society may shun bohemia, may put it down, may consider it useless and ineffective, but it is where everything cooks and boils and is created.
Ineffectual
Part of speech: adjective
Definition: unable or insufficient to produce effect; futileworthlessweak; lacking forcefulness