unadvantageous
Lacking any benefit
Unadvantageous means not favorable or beneficial; offering no advantage.
The word is rare, with *disadvantageous* serving the same meaning more commonly: The terms of the contract were unadvantageous to small suppliers.
Causing difficulty or bother
- unsuitableNot fitting or appropriate
- inopportuneOccurring at unsuitable time
- unwiseLacking sound judgment
- ill-advisedShowing poor judgment
imprudent · inadvisable · unprofitable · inefficient · suboptimal · ill-timed · poor · unsound
Causing damage or injury
- damagingCausing loss or injury
- injuriousCausing physical harm
- deleteriousCausing harm or damage
- adverseHarmful or opposed
prejudicial · hurtful · counterproductive · undermining · destructive · ruinous · pernicious · debilitating
Imposed competitive disadvantage
- drawbackUnfavorable feature or flaw
- obstacleSomething blocking the way
- hindranceBarrier to progress
- impedimentThing that obstructs progress
setback · liability · limitation · encumbrance · burden · difficulty · complication · stumbling block
inconvenient
Causing difficulty or bother
- unsuitableNot fitting or appropriate
- inopportuneOccurring at unsuitable time
- unwiseLacking sound judgment
ill-advised · imprudent · inadvisable · unprofitable · inefficient · suboptimal · ill-timed · poor · unsound · uneconomical
harmful
Causing damage or injury
- damagingCausing loss or injury
- injuriousCausing physical harm
- deleteriousCausing harm or damage
adverse · prejudicial · hurtful · counterproductive · undermining · destructive · ruinous · pernicious · debilitating · costly
handicap
Imposed competitive disadvantage
impediment · setback · liability · limitation · encumbrance · burden · difficulty · complication · stumbling block · barrier
unadvantageousadvantageous
Providing benefit or gain
beneficial · favorable · helpful · profitable · propitious