trustless

arguable debatable equivocal fishy hesitant improbable problematic questionable reluctant shady skeptical suspicious uncertain unclear unconvinced unreliable unsure

chancy diffident disputable dubitable far-fetched fly-by-night iffy indecisive moot mootable open perplexed suspect touch and go unassured undecided undependable unlikely untrustworthy untrusty wavering

aboveboard believable certain clear definite determined honest indubious likely probable secure sure trustworthy undoubted unquestionable

doubtless positive reliable trusty unambiguous undoubtful unobscure

brief cowboy ephemeral passing temporary

disreputable dubious evanescent fleeting here-today-gone-tomorrow impermanent irresponsible momentary not to be relied upon not to be trusted questionable shady shifty short-lived slimy slippery treacherous undependable unprofessional unreliable unsure untrustworthy

enduring lasting long permanent

dependable reliable reputable responsible trustworthy

unreliable

bum capricious careless changeable dubious erratic fickle fly-by-night inconsistent inconstant indefinite indeterminate loose no bargain no-good treacherous trick tricky unassured uncertain unpredictable unsafe unsound unstable unsure untrustworthy variable

dependable reliable responsible trustworthy

deceitful dishonest disloyal false irresponsible treacherous unreliable unsafe

untrusty

capricious conniving crooked devious dubious fair-weather faithless fickle fink fly-by-night guileful questionable shady sharp shifty slippery sneaky tricky two-faced two-timing unassured undependable unsure untrue

faithful frank harmless honest loyal open reliable responsible true trustworthy truthful

dependable