worthless

adjectives

lacking in usefulness or value
"a worthless idler"
worthless
is derived from
worthlessness
antonym
valuable
is similar to
value
"an empty chaffy book by a foolish chaffy fellow"
chaffy
is similar to
without merit
"a sorry horse"; "a sorry excuse"; "a lazy no-count, good-for-nothing goldbrick"; "the car was a no-good piece of junk"
good-for-naught, good-for-nothing, meritless, no-account, no-count, no-good, sorry
is similar to
inferior and worthless
manky
is similar to
not worth considering
"he considered the prize too paltry for the lives it must cost"; "piffling efforts"; "a trifling matter"
negligible, paltry, trifling
is similar to
of no real value
"a nugatory law"
nugatory
is similar to
serving no useful purpose; having no excuse for being
"otiose lines in a play"; "advice is wasted words"; "a pointless remark"; "a life essentially purposeless"; "senseless violence"
otiose, pointless, purposeless, senseless, superfluous, wasted
is similar to
cheap and inferior; of no value
"rubbishy newspapers that form almost the sole reading of the majority"; "trashy merchandise"
rubbishy, trashy
is similar to
inferior (especially of a country's leadership)
"he's a tinpot Hitler"
tinpot
is similar to
of no value
valueless
see also
lacking in value or merit
"dispel a student whose conduct is deemed unworthy"; "unworthy of forgiveness"
unworthy
morally reprehensible
"would do something as despicable as murder"; "ugly crimes"; "the vile development of slavery appalled them"; "a slimy little liar"
despicable, slimy, ugly, unworthy, vile, worthless, wretched