Englishfor English speakers
ineffectual
—
adjective
(= futile, otiose, unavailing)
producing no result or effect
a futile effort
the therapy was ineffectual
an otiose undertaking
an unavailing attempt
—
adjective
(= unable)
lacking in power or forcefulness
an ineffectual ruler
like an unable phoenix in hot ashes
—
adjective
(= ineffective)
not producing an intended effect
an ineffective teacher
ineffective legislation
effort
Noun
—
The amount of work that is done on something.
A great amount of effort was put into this event; we had over 4,000 visitors.