
Ineffectual
Expect Failure
Use 'ineffectual' when actions fail to achieve their goal, highlighting disappointment or frustration.
Despite his ineffectual efforts, the problem persisted.
Beyond Efforts
Ineffectual also implies that trying harder wouldn't make a difference; the approach itself is flawed.
The team's strategy was so ineffectual that no amount of effort could salvage the project.
Objective Context
'Ineffectual' is more about factual outcomes rather than someone's personal inability or failure.
The new software was ineffectual in stopping cyber attacks.