brittleness breakability frangibility friability delicateness delicacy flimsiness instability insubstantiality daintiness fineness exquisiteness elegance refinement lightness sheerness neatness beauty loveliness attractiveness perfection gracefulness prettiness deftness airiness subtlety intricacy silkiness slenderness finesse tenuity fluidity translucency softness tenderness smoothness transparency subtleness restraint faintness elusiveness thinness understatement fluffiness weakness feebleness frailty debility infirmity frailness enervation enfeeblement languor debilitation asthenia listlessness lowness languidness decrepitude vulnerability weakliness sickliness indisposition unsoundness shortcoming shakiness puniness fault deficiency failing imperfection unhealthiness exhaustion malaise sickness defect unsubstantiality disease incapacity powerlessness ailment disorder malady flu confinement unwellness decay illness fatigue unhealth ailing weediness impairment affliction helplessness defenselessness flaw susceptibility tiredness lassitude