unuseful
Lacking practical value
Not useful; failing to serve a practical purpose.
The word exists but rarely appears—*useless* and *not useful* dominate in standard usage.
The report was unuseful for our purposes.
Lacking power to achieve
- inefficaciousFailing to produce effect
- impotentLacking power or efficacy
- powerlessLacking strength or authority
- inadequateNot sufficient for purpose
unproductive · fruitless · futile · unavailing · unsuccessful · toothless · feckless · inept
Lacking any purpose
- purposelessLacking aim or intention
- meaninglessLacking significance or purpose
- senselessLacking reason or awareness
- futileIncapable of producing results
trivial · insignificant · inconsequential · irrelevant · unnecessary · superfluous · otiose · vacuous
Exceeding what's needed
- superfluousExceeding what suffices
- extraneousNot pertinent or essential
- unnecessaryNot essential or required
- surplusAmount exceeding requirement
excessive · duplicative · repetitive · expendable · dispensable · unneeded · spare · extra
Using resources carelessly
- inefficientPoor at using resources
- squanderingReckless depletion of resources
- profligateRecklessly extravagant or dissolute
- extravagantExceeding sensible bounds
impractical · uneconomical · counterproductive · misused · misspent · dissipated · depleting · draining
Causing irritation, blocking progress
- annoyingCausing mild irritation
- exasperatingIntensely irritating
- irritatingCausing mild frustration
- vexingCausing mild torment
aggravating · maddening · bothersome · troublesome · unhelpful · disheartening · discouraging · disappointing
ineffective
Lacking power to achieve
- inefficaciousFailing to produce effect
- impotentLacking power or efficacy
- powerlessLacking strength or authority
inadequate · unproductive · fruitless · futile · unavailing · unsuccessful · toothless · feckless · inept · incompetent
pointless
Lacking any purpose
- purposelessLacking aim or intention
- meaninglessLacking significance or purpose
- senselessLacking reason or awareness
futile · trivial · insignificant · inconsequential · irrelevant · unnecessary · superfluous · otiose · vacuous · idle
redundant
Exceeding what's needed
- superfluousExceeding what suffices
- extraneousNot pertinent or essential
- unnecessaryNot essential or required
surplus · excessive · duplicative · repetitive · expendable · dispensable · unneeded · spare · extra · supernumerary
wasteful
Using resources carelessly
- inefficientPoor at using resources
- squanderingReckless depletion of resources
- profligateRecklessly extravagant or dissolute
extravagant · impractical · uneconomical · counterproductive · misused · misspent · dissipated · depleting · draining · throwaway
frustrating
Causing irritation, blocking progress
- annoyingCausing mild irritation
- exasperatingIntensely irritating
- irritatingCausing mild frustration
vexing · aggravating · maddening · bothersome · troublesome · unhelpful · disheartening · discouraging · disappointing · unsatisfying