Abortive, Arrested, Blemish, Involution, Kink, Lacking, Lame, Languishing, Lapse, Miscarried, Miscarrying, Missing, Moribund, Needing, Pale, Part, Partial, Patchy, Peaked, Peaky, Pining, Problem, Reduced, Regression, Regressive, Retrograde, Retrogressive, Rift, Scant, Scanty, Scarce, Scrappy, Short, Shortcoming, Shy, Sickly, Sinking, Sketchy, Sliding, Slippage, Slipping, Slump, Slumping, Snag, Stillborn, Subsiding, Taint, Underdeveloped, Undeveloped, Unfortunate, Unhealthy, Unqualified, Unsatisfactory, Unsatisfying, Unsound, Unsuccessful, Useless, Vice, Wane, Waning, Wanting, Wasting, Weakened, Weakly, Weakness, Wilting, Withering, Without, Worsening, Bootless, Bug, Callow, Catch, Comedown, Crack, Cracking, Crumbling, Debasement, Debilitated, Decadence, Decadent, Declension, Declination, Decline, Declining, Defect, Defection, Defective, Deficiency, Deficient, Deformation, Degeneracy, Degenerate, Degeneration, Degradation, Demotion, Depreciation, Derogation, Descent, Deteriorating, Deterioration, Devolution, Disintegrating, Downturn, Drained, Draining, Drawback, Drooping, Drop, Dwindling, Dying, Ebb, Ebbing, Effete, Embryonic, Enervated, Exhausted, Fading, Failure, Fall, Falling, Fault, Feeble, Flagging, Flaw, Foible, Fragmenting, Frail, Frailty, Fruitless, Futile, Hole, Immature, Imperfect, Imperfection, Inadequacy, Inadequate, Incompetent, Incomplete, Ineffective, Ineffectual, Infant, Infirm, Infirmity, Insufficient, Invalid