Feasibility : the state or degree of being easily or conveniently done. Unsuitability : the quality of being inappropriate, unsuitable, or unfit. Impracticability : not practicable : incapable of being performed or accomplished by the means employed or at command an impracticable proposal. Impropriety : failure to observe standards of honesty or modesty; improper behaviour or character. Cheapness : the quality of being low in price, especially in relation to similar items or services.