worthless

Synonyms: abandoned abject barren base bogus cheap contemptible counterproductive despicable empty futile good-for-nothing ignoble inconsequential ineffective ineffectual inferior insignificant inutile meaningless mediocre miserable no-account no-good nothing nugatory paltry pointless poor profitless sterile trashy trifling trivial unavailing unessential unimportant unproductive unprofitable unusable useless valueless waste wretched

Antonyms: valuable worthwhile worthy