neutralized

feeble fruitless futile impotent inadequate incompetent indecisive ineffectual inefficient inept limited null powerless unable unproductive unprofitable unsuccessful worthless

abortive anticlimactic barren bootless defeasible emasculate epicene feckless forceless idle inefficacious inferior innocuous inoperative lame no-go not effective nugatory paltry slack-spined spineless unavailable unavailing unfruitful vain void withered

able adequate capable competent dexterous effective effectual efficient expert fit fruitful potent powerful productive profitable skillful strong successful sufficient useful valuable worthwhile worthy

abortive anticlimactic barren bootless defeasible feckless feeble forceless fruitless futile idle impotent inadequate incompetent indecisive inefficacious inefficient inept inferior innocuous inoperative invertebrate lame limited nugatory null null and void paltry powerless spineless unable unavailing unfruitful unproductive unprofitable unsuccessful vain void withered worthless

competent effective effectual efficient powerful strong useful

abortive anticlimactic barren bootless defeasible feckless feeble forceless fruitless futile idle impotent inadequate incompetent indecisive ineffective inefficient inept inferior innocuous inoperative invertebrate lame limited nugatory null null and void paltry powerless spineless unable unavailing unfruitful unproductive unprofitable unsuccessful useless vain void withered worthless

certain clear dependable harmless healthy pure reliable secure

innocent sound

checked competent decontaminated innocuous innoxious inoffensive nonpoisonous nontoxic risk-free riskless tame tried-and-true trustworthy uninjurious unpolluted wholesome

indefinite irresponsible uncertain undecided unfixed unreliable unsure

dangerous exposed harmful incautious poisonous risky unguarded unprotected unsafe unthoughtful vulnerable