fruitless (adjective) fruitless: bringing no advantage, product
Sinonime: above all, chiefly, essentially, first and foremost,
generally, in general, in the main, largely, most of all, mostly, on the whole, overall, predominantly, primarily, principally,
substantially, to the greatest extent, usually
Antonime: copious,
fruitful,
plentiful,
potent,
productive,
profitable,
successful,
useful