Following are all the ineffective like words, in the list below.
INEFFECTUAL
100% like ineffective
INEFFICIENT
100% like ineffective
UNPRODUCTIVE
100% like ineffective
INCOMPETENT
100% like ineffective
UNABLE
100% like ineffective
IMPOTENT
99.99% like ineffective
TOOTHLESS
99.98% like ineffective
UNEFFECTIVE
74.98% like ineffective
INEFFICIENCY
74.98% like ineffective
FUTILE
74.98% like ineffective
POINTLESS
74.98% like ineffective
USELESS
74.98% like ineffective
INEPT
74.98% like ineffective
WORTHLESS
74.98% like ineffective
INADEQUATE
74.98% like ineffective
INSUFFICIENT
74.98% like ineffective
UNSUCCESSFUL
74.98% like ineffective
FRUITLESS
74.98% like ineffective
HELPLESS
74.98% like ineffective
POWERLESS
74.98% like ineffective
INOPERATIVE
74.98% like ineffective
INACTIVE
74.98% like ineffective
MEANINGLESS
74.98% like ineffective
DEFICIENT
74.98% like ineffective
UNFIT
74.98% like ineffective
INCAPABLE
74.98% like ineffective
UNHELPFUL
74.98% like ineffective
INAPPROPRIATE
74.98% like ineffective
IRRELEVANT
74.98% like ineffective
INEXPEDIENT
74.98% like ineffective
INVALIDITY
74.98% like ineffective
BAD
74.98% like ineffective
INVALID
74.98% like ineffective
DYSFUNCTIONAL
74.98% like ineffective
VOID
74.98% like ineffective
COUNTERPRODUCTIVE
74.98% like ineffective
FAILED
74.98% like ineffective
INOPERABLE
74.98% like ineffective
UNWORKABLE
74.98% like ineffective
UNWIELDY
74.98% like ineffective
STERILE
74.97% like ineffective
NULLITY
74.97% like ineffective
INCONCLUSIVE
74.97% like ineffective
POOR
74.97% like ineffective
NEEDLESS
74.97% like ineffective
WEAK
74.97% like ineffective
UNNECESSARY
74.97% like ineffective
MISRULE
74.97% like ineffective
PUNY
74.96% like ineffective
FEEBLE
74.96% like ineffective
OVERDUE
74.94% like ineffective
WASTEFUL
74.94% like ineffective
NULLIFICATION
74.93% like ineffective
CUMBERSOME
74.91% like ineffective
DORMANT
74.9% like ineffective
VAIN
74.87% like ineffective
EFFICIENT
74.8% like ineffective
VALID
74.79% like ineffective
EFFECT
74.79% like ineffective
EFFECTIVENESS
74.79% like ineffective
EFFECTIVE
74.79% like ineffective
EFFICACY
74.79% like ineffective
EFFICIENCY
74.78% like ineffective
DEADLOCKED
49.97% like ineffective
INEFFICACIOUS
49.97% like ineffective
UNRELIABLE
49.97% like ineffective
INCONSISTENT
49.97% like ineffective
SUBOPTIMAL
49.97% like ineffective
UNSATISFACTORY
49.97% like ineffective
IMPRACTICAL
49.97% like ineffective
PROBLEMATIC
49.97% like ineffective
MISGUIDED
49.97% like ineffective
INACCURATE
49.97% like ineffective
UNSAFE
49.97% like ineffective
OUTDATED
49.97% like ineffective
FLAWED
49.97% like ineffective
UNIMAGINATIVE
49.97% like ineffective
OUTMODED
49.97% like ineffective
UNECONOMICAL
49.97% like ineffective
HARMFUL
49.97% like ineffective
LACKLUSTER
49.97% like ineffective
UNACCEPTABLE
49.97% like ineffective
UNRESOURCEFUL
49.97% like ineffective
DANGEROUS
49.97% like ineffective
UNUSABLE
49.97% like ineffective
SHODDY
49.97% like ineffective
UNSATISFYING
49.97% like ineffective
UNIMPRESSIVE
49.97% like ineffective
INFLEXIBLE
49.97% like ineffective
UNCONVINCING
49.97% like ineffective
WRONGHEADED
49.97% like ineffective
UNFEASIBLE
49.97% like ineffective
UNWISE
49.97% like ineffective
FRUSTRATINGLY
49.97% like ineffective
CLUMSY
49.97% like ineffective
IMPROPER
49.97% like ineffective
UNPOPULAR
49.97% like ineffective
DETRIMENTAL
49.97% like ineffective
NONEFFECTIVE
49.97% like ineffective
DECEPTIVE
49.97% like ineffective