the world > action or operation > harm or detriment > disadvantage > uselessness > uselessness, vanity, or futility > [adverb] > unavailingly (8)
quasi-adv.= bootlessly, adv.
In an ineffectual manner; without producing the intended effect or result; unavailingly, fruitlessly, in vain.
Without success or advantage; unsuccessfully; unprofitably; uselessly.