productive Antonyms

unproductive barren counterproductive counter-productive baneful vain valueless worthless unsuitable unsystematic unprofitable unavailing jaffa useless unsuccessful unmeaning scanty sisyphean sleeveless sparse sterile successless teemless threadbare tributary unfertile unfruitful skimpy malnourished meaningless unhelpful unnourished unplowed unremunerative unrewarding not helpful unsown untilled useful as a chocolate teapot uneffective uncultivable self-defeating menopausal no-win dysfunctional nonproductive in vain to no purpose childless non-productive